refactor(api): simplify backend proxy to api and biz paths

refactor(api): add same-origin backend proxy for auth cookies
refactor(ticket): remove web repair upload flow
2026-07-22 17:07:05 +05:30 · 2026-07-22 16:18:17 +05:30 · 2026-07-22 15:41:38 +05:30 · 2026-07-22 14:46:34 +05:30 · 2026-07-21 19:24:40 +05:30 · 2026-07-13 19:29:04 +05:30
39 changed files with 1860 additions and 967 deletions
--- a/.env.example
+++ b/.env.example
@@ -1,2 +1,2 @@
-# Backend API base URL (no trailing slash)
-NEXT_PUBLIC_API_URL=http://localhost:8000/api/v1
+# Server-only backend origin. Do not expose this as a NEXT_PUBLIC variable.
+BACKEND_ORIGIN=http://localhost:8000
--- a/next.config.ts
+++ b/next.config.ts
@@ -1,7 +1,21 @@
 import type { NextConfig } from 'next';

+const backendOrigin = process.env.BACKEND_ORIGIN?.replace(/\/+$/, '');
+
+if (!backendOrigin) {
+  throw new Error('BACKEND_ORIGIN is required');
+}
+
 const nextConfig: NextConfig = {
  reactStrictMode: false,
+  async rewrites() {
+    return [
+      {
+        source: '/:namespace(api|biz)/:path*',
+        destination: `${backendOrigin}/:namespace/:path*`,
+      },
+    ];
+  },
 };

 export default nextConfig;
--- a/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueEvidencePanel.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueEvidencePanel.tsx
@@ -0,0 +1,180 @@
+import { CalendarCheck2, ImageIcon, MapPin, Smartphone } from 'lucide-react';
+
+import DetectionLocationMap from '@/components/map/detectionLocationMap';
+import { Badge } from '@/components/ui/badge';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import AnnotatedDetectionImage from '@/components/video/annotatedDetectionImage';
+import { cn } from '@/lib/utils';
+import type { DetectionResultItem } from '@/types';
+import { formatDate } from '@/utils/date';
+
+import { RepairProofGallery } from '../../../components/repair/RepairProofGallery';
+import { formatVideoTimestamp, type IssueReviewStatus } from './reviewTypes';
+
+const REVIEW_STATUS_LABEL: Record<IssueReviewStatus, string> = {
+  not_submitted: 'Awaiting Repair',
+  pending: 'Under Review',
+  approved: 'Approved',
+  rejected: 'Rejected',
+};
+
+const REVIEW_STATUS_CLASS: Record<IssueReviewStatus, string> = {
+  not_submitted: 'bg-zinc-500/10 text-zinc-600 dark:text-zinc-300',
+  pending: 'bg-violet-500/10 text-violet-600 dark:text-violet-400',
+  approved: 'bg-emerald-500/10 text-emerald-600 dark:text-emerald-400',
+  rejected: 'bg-destructive/10 text-destructive',
+};
+
+function MetadataItem({
+  label,
+  value,
+}: {
+  label: string;
+  value: React.ReactNode;
+}) {
+  return (
+    <div className="min-w-0 space-y-1 px-4 first:pl-0 last:pr-0">
+      <p className="text-xs text-muted-foreground">{label}</p>
+      <div className="truncate text-sm font-semibold text-foreground">
+        {value}
+      </div>
+    </div>
+  );
+}
+
+interface IssueEvidencePanelProps {
+  detection: DetectionResultItem;
+  issueNumber: number;
+  videoWidth: number;
+  videoHeight: number;
+  reviewStatus: IssueReviewStatus;
+}
+
+export function IssueEvidencePanel({
+  detection,
+  issueNumber,
+  videoWidth,
+  videoHeight,
+  reviewStatus,
+}: IssueEvidencePanelProps) {
+  const repairProof = detection.repair_proof;
+  const displayName = detection.detection.display_name;
+  const confidence = Math.round(detection.detection.confidence * 100);
+
+  return (
+    <div className="min-w-0 space-y-4">
+      <Card>
+        <CardHeader className="border-b">
+          <div className="flex flex-wrap items-center justify-between gap-3">
+            <CardTitle className="text-base">
+              {displayName} #{issueNumber}
+            </CardTitle>
+            <Badge
+              variant="secondary"
+              className={cn(REVIEW_STATUS_CLASS[reviewStatus])}
+            >
+              {REVIEW_STATUS_LABEL[reviewStatus]}
+            </Badge>
+          </div>
+        </CardHeader>
+        <CardContent>
+          <div className="grid grid-cols-2 divide-x sm:grid-cols-4">
+            <MetadataItem
+              label="Video Timestamp"
+              value={formatVideoTimestamp(detection.frame.timestamp_seconds)}
+            />
+            <MetadataItem label="Frame" value={detection.frame.number} />
+            <MetadataItem label="Confidence" value={`${confidence}%`} />
+            <MetadataItem label="Issue ID" value={detection.detection.id} />
+          </div>
+        </CardContent>
+      </Card>
+
+      <div className="grid items-start gap-4 2xl:grid-cols-2">
+        <section className="min-w-0 space-y-2">
+          <p className="flex items-center gap-2 text-sm font-semibold">
+            <ImageIcon className="size-4 text-primary" />
+            Detection Image (Before)
+          </p>
+          <AnnotatedDetectionImage
+            detection={detection}
+            videoWidth={videoWidth}
+            videoHeight={videoHeight}
+            aspectRatio="16 / 9"
+            enableLightbox
+          />
+        </section>
+
+        <section className="min-w-0 space-y-2">
+          <p className="flex items-center gap-2 text-sm font-semibold">
+            <MapPin className="size-4 text-primary" />
+            Detection Location
+          </p>
+          <DetectionLocationMap
+            latitude={detection.location.latitude}
+            longitude={detection.location.longitude}
+            label={`${displayName} #${issueNumber} - Frame ${detection.frame.number}`}
+            title=""
+            variant="plain"
+            aspectRatio="16 / 9"
+            showCoordinates={false}
+          />
+        </section>
+      </div>
+
+      <section className="space-y-4">
+        <div className="flex flex-wrap items-center justify-between gap-3">
+          <p className="flex items-center gap-2 text-sm font-semibold">
+            <CalendarCheck2 className="size-4 text-primary" />
+            Repair Proof (After Repair)
+          </p>
+          {repairProof?.submitted ? (
+            <Badge className="bg-emerald-500/10 text-emerald-600 dark:text-emerald-400">
+              <Smartphone />
+              Uploaded from App
+            </Badge>
+          ) : null}
+        </div>
+        <div className="space-y-5">
+          {!repairProof?.submitted ? (
+            <div className="rounded-lg border border-dashed bg-muted/20 px-4 py-10 text-center">
+              <p className="text-sm font-medium">
+                Repair proof is not submitted yet.
+              </p>
+              <p className="mt-1 text-xs text-muted-foreground">
+                This issue cannot be reviewed until repair evidence is
+                available.
+              </p>
+            </div>
+          ) : (
+            <>
+              {repairProof.submitted_at ? (
+                <div className="rounded-lg border border-emerald-500/20 bg-emerald-500/5 px-4 py-3">
+                  <p className="text-sm font-semibold text-emerald-700 dark:text-emerald-300">
+                    Uploaded from the field app on{' '}
+                    {formatDate(repairProof.submitted_at)}
+                  </p>
+                </div>
+              ) : null}
+
+              <RepairProofGallery
+                imageUrls={repairProof.proof_image_urls}
+                maxVisibleImages={4}
+              />
+
+              <div className="space-y-1.5 rounded-lg border bg-card p-4 shadow-xs">
+                <p className="text-xs font-semibold text-foreground">
+                  Repair Notes
+                </p>
+                <p className="text-sm leading-relaxed whitespace-pre-wrap text-muted-foreground">
+                  {repairProof.notes?.trim() ||
+                    'No repair notes were provided.'}
+                </p>
+              </div>
+            </>
+          )}
+        </div>
+      </section>
+    </div>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewAction.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewAction.tsx
@@ -0,0 +1,216 @@
+'use client';
+
+import { useEffect, useState } from 'react';
+import {
+  Check,
+  CheckCircle2,
+  ClipboardCheck,
+  Info,
+  Loader2,
+  X,
+  XCircle,
+} from 'lucide-react';
+
+import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { Label } from '@/components/ui/label';
+import { Textarea } from '@/components/ui/textarea';
+import { cn } from '@/lib/utils';
+import type {
+  DetectionResultItem,
+  ReviewDetectionRepairProofPayload,
+} from '@/types';
+import { formatDate } from '@/utils/date';
+
+import type { IssueReviewStatus } from './reviewTypes';
+
+type ReviewDecision = ReviewDetectionRepairProofPayload['action'];
+
+interface IssueReviewActionProps {
+  detection: DetectionResultItem;
+  issueLabel: string;
+  status: IssueReviewStatus;
+  isPending: boolean;
+  onSave: (payload: ReviewDetectionRepairProofPayload) => Promise<void>;
+}
+
+export function IssueReviewAction({
+  detection,
+  issueLabel,
+  status,
+  isPending,
+  onSave,
+}: IssueReviewActionProps) {
+  const [comment, setComment] = useState('');
+  const [decision, setDecision] = useState<ReviewDecision>();
+
+  useEffect(() => {
+    setComment('');
+    setDecision(undefined);
+  }, [detection.detection.id]);
+
+  if (status === 'not_submitted') {
+    return (
+      <Card>
+        <CardHeader className="border-b">
+          <CardTitle className="flex items-center gap-2 text-base">
+            <ClipboardCheck className="size-5 text-primary" />
+            Review & Action
+          </CardTitle>
+        </CardHeader>
+        <CardContent>
+          <div className="rounded-lg border border-dashed bg-muted/30 px-4 py-8 text-center">
+            <Info className="mx-auto size-6 text-muted-foreground" />
+            <p className="mt-3 text-sm font-medium">Repair proof required</p>
+            <p className="mt-1 text-xs text-muted-foreground">
+              {issueLabel} is not ready for review.
+            </p>
+          </div>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  if (status === 'approved' || status === 'rejected') {
+    const isApproved = status === 'approved';
+    const repairProof = detection.repair_proof;
+
+    return (
+      <Card>
+        <CardHeader className="border-b">
+          <CardTitle className="flex items-center gap-2 text-base">
+            <ClipboardCheck className="size-5 text-primary" />
+            Review Result
+          </CardTitle>
+        </CardHeader>
+        <CardContent className="space-y-4">
+          <div
+            className={cn(
+              'rounded-lg border px-4 py-5 text-center',
+              isApproved
+                ? 'border-emerald-500/20 bg-emerald-500/5'
+                : 'border-destructive/20 bg-destructive/5',
+            )}
+          >
+            {isApproved ? (
+              <CheckCircle2 className="mx-auto size-8 text-emerald-600" />
+            ) : (
+              <XCircle className="mx-auto size-8 text-destructive" />
+            )}
+            <Badge
+              className={cn(
+                'mt-3',
+                isApproved
+                  ? 'bg-emerald-500/10 text-emerald-600'
+                  : 'bg-destructive/10 text-destructive',
+              )}
+            >
+              {isApproved ? 'Approved' : 'Rejected'}
+            </Badge>
+            {repairProof?.reviewed_by_name || repairProof?.reviewed_at ? (
+              <p className="mt-2 text-xs text-muted-foreground">
+                {repairProof.reviewed_by_name
+                  ? `By ${repairProof.reviewed_by_name}`
+                  : 'Reviewed'}
+                {repairProof.reviewed_at
+                  ? ` on ${formatDate(repairProof.reviewed_at)}`
+                  : ''}
+              </p>
+            ) : null}
+          </div>
+
+          {repairProof?.review_comment ? (
+            <div className="space-y-1.5 rounded-lg bg-muted/30 p-3">
+              <p className="text-xs font-semibold">Review Comment</p>
+              <p className="text-sm whitespace-pre-wrap text-muted-foreground">
+                {repairProof.review_comment}
+              </p>
+            </div>
+          ) : null}
+        </CardContent>
+      </Card>
+    );
+  }
+
+  const submitDecision = async (nextDecision: ReviewDecision) => {
+    setDecision(nextDecision);
+
+    try {
+      await onSave({
+        action: nextDecision,
+        comment: comment.trim() || undefined,
+      });
+    } catch {
+      // The mutation owns user-facing error feedback.
+    }
+  };
+
+  return (
+    <Card>
+      <CardHeader className="border-b">
+        <CardTitle className="flex items-center gap-2 text-base">
+          <ClipboardCheck className="size-5 text-primary" />
+          Review & Action
+        </CardTitle>
+      </CardHeader>
+      <CardContent className="space-y-5">
+        <div className="space-y-2">
+          <Label htmlFor="review-comment">Comment (Optional)</Label>
+          <Textarea
+            id="review-comment"
+            value={comment}
+            maxLength={4000}
+            rows={5}
+            disabled={isPending}
+            onChange={(event) => setComment(event.target.value)}
+            placeholder="Enter your review comments..."
+          />
+          <p className="text-right text-xs text-muted-foreground">
+            {comment.length} / 4000
+          </p>
+        </div>
+
+        <div className="space-y-2">
+          <Label>Decision</Label>
+          <div className="grid grid-cols-2 gap-2">
+            <Button
+              type="button"
+              variant="outline"
+              disabled={isPending}
+              onClick={() => void submitDecision('approve')}
+              className={cn(
+                decision === 'approve' &&
+                  'border-emerald-500 bg-emerald-500/10 text-emerald-700 hover:bg-emerald-500/15 dark:text-emerald-300',
+              )}
+            >
+              {isPending && decision === 'approve' ? (
+                <Loader2 className="animate-spin" />
+              ) : (
+                <Check />
+              )}
+              Approve
+            </Button>
+            <Button
+              type="button"
+              variant="outline"
+              disabled={isPending}
+              onClick={() => void submitDecision('reject')}
+              className={cn(
+                decision === 'reject' &&
+                  'border-destructive bg-destructive/10 text-destructive hover:bg-destructive/15',
+              )}
+            >
+              {isPending && decision === 'reject' ? (
+                <Loader2 className="animate-spin" />
+              ) : (
+                <X />
+              )}
+              Reject
+            </Button>
+          </div>
+        </div>
+      </CardContent>
+    </Card>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewHeader.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewHeader.tsx
@@ -0,0 +1,113 @@
+import { ArrowLeft, ChevronLeft, ChevronRight } from 'lucide-react';
+
+import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
+
+import type { ProofStatusFilter } from './reviewTypes';
+
+const PROOF_STATUS_FILTERS: Array<{
+  value: ProofStatusFilter;
+  label: string;
+}> = [
+  { value: 'all', label: 'All' },
+  { value: 'pending', label: 'Pending' },
+  { value: 'approved', label: 'Approved' },
+  { value: 'rejected', label: 'Rejected' },
+];
+
+interface IssueReviewHeaderProps {
+  ticketLabel: string;
+  defectLabel: string;
+  currentIndex: number;
+  total: number;
+  proofStatus: ProofStatusFilter;
+  onBack: () => void;
+  onPrevious: () => void;
+  onNext: () => void;
+  onProofStatusChange: (status: ProofStatusFilter) => void;
+}
+
+export function IssueReviewHeader({
+  ticketLabel,
+  defectLabel,
+  currentIndex,
+  total,
+  proofStatus,
+  onBack,
+  onPrevious,
+  onNext,
+  onProofStatusChange,
+}: IssueReviewHeaderProps) {
+  return (
+    <header className="flex flex-col gap-4 lg:flex-row lg:items-center lg:justify-between">
+      <div className="flex min-w-0 items-start gap-3">
+        <Button
+          type="button"
+          variant="secondary"
+          size="icon"
+          onClick={onBack}
+          aria-label="Back to ticket"
+          className="shrink-0"
+        >
+          <ArrowLeft />
+        </Button>
+        <div className="min-w-0 space-y-1">
+          <div className="flex flex-wrap items-center gap-2">
+            <h1 className="truncate text-2xl font-semibold tracking-tight">
+              {defectLabel} Review
+            </h1>
+            <Badge variant="secondary">{ticketLabel}</Badge>
+          </div>
+          <div
+            className="flex max-w-full flex-nowrap items-center gap-1.5 overflow-x-auto pt-1 pb-1"
+            aria-label="Filter issues by repair proof status"
+          >
+            {PROOF_STATUS_FILTERS.map((filter) => {
+              const isActive = proofStatus === filter.value;
+
+              return (
+                <Button
+                  key={filter.value}
+                  type="button"
+                  size="sm"
+                  variant={isActive ? 'default' : 'outline'}
+                  aria-pressed={isActive}
+                  onClick={() => onProofStatusChange(filter.value)}
+                  className="h-7 shrink-0 rounded-full px-3 text-xs"
+                >
+                  {filter.label}
+                </Button>
+              );
+            })}
+          </div>
+        </div>
+      </div>
+
+      <div className="flex items-center gap-2 self-end lg:self-auto">
+        <Button
+          type="button"
+          variant="outline"
+          size="icon"
+          disabled={total === 0 || currentIndex <= 0}
+          onClick={onPrevious}
+          aria-label="Previous issue"
+        >
+          <ChevronLeft />
+        </Button>
+        <div className="min-w-16 text-center text-sm font-semibold">
+          {total === 0 ? '0 of 0' : `${currentIndex + 1} of ${total}`}
+        </div>
+        <Button
+          type="button"
+          variant="outline"
+          size="icon"
+          disabled={total === 0 || currentIndex >= total - 1}
+          onClick={onNext}
+          aria-label="Next issue"
+        >
+          <ChevronRight />
+        </Button>
+      </div>
+    </header>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewQueue.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewQueue.tsx
@@ -0,0 +1,193 @@
+'use client';
+
+import { useEffect, useRef } from 'react';
+import {
+  CheckCircle2,
+  Clock3,
+  Hourglass,
+  ListChecks,
+  Wrench,
+  XCircle,
+} from 'lucide-react';
+
+import { Badge } from '@/components/ui/badge';
+import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
+import { ScrollArea } from '@/components/ui/scroll-area';
+import { Skeleton } from '@/components/ui/skeleton';
+import {
+  Tooltip,
+  TooltipContent,
+  TooltipTrigger,
+} from '@/components/ui/tooltip';
+import { cn } from '@/lib/utils';
+import type { DetectionResultItem } from '@/types';
+
+import {
+  formatVideoTimestamp,
+  getIssueId,
+  getIssueReviewStatus,
+  type IssueReviewStatus,
+} from './reviewTypes';
+
+const STATUS_CONFIG: Record<
+  IssueReviewStatus,
+  {
+    label: string;
+    icon: typeof Hourglass;
+    className: string;
+  }
+> = {
+  not_submitted: {
+    label: 'Awaiting Repair',
+    icon: Wrench,
+    className: 'bg-zinc-500/10 text-zinc-600 dark:text-zinc-300',
+  },
+  pending: {
+    label: 'Under Review',
+    icon: Hourglass,
+    className: 'bg-violet-500/10 text-violet-600 dark:text-violet-400',
+  },
+  approved: {
+    label: 'Approved',
+    icon: CheckCircle2,
+    className: 'bg-emerald-500/10 text-emerald-600 dark:text-emerald-400',
+  },
+  rejected: {
+    label: 'Rejected',
+    icon: XCircle,
+    className: 'bg-destructive/10 text-destructive',
+  },
+};
+
+interface IssueReviewQueueProps {
+  detections: DetectionResultItem[];
+  totalCount: number;
+  selectedIssueId?: string;
+  hasNextPage: boolean;
+  isFetchingNextPage: boolean;
+  onSelect: (issueId: string) => void;
+  onLoadMore: () => void;
+}
+
+export function IssueReviewQueue({
+  detections,
+  totalCount,
+  selectedIssueId,
+  hasNextPage,
+  isFetchingNextPage,
+  onSelect,
+  onLoadMore,
+}: IssueReviewQueueProps) {
+  const loadMoreRef = useRef<HTMLDivElement>(null);
+  const defectLabel = detections[0]?.detection.display_name ?? 'Detected';
+
+  useEffect(() => {
+    const target = loadMoreRef.current;
+    if (!target || !hasNextPage || isFetchingNextPage) return;
+
+    const root = target.closest<HTMLElement>(
+      '[data-slot="scroll-area-viewport"]',
+    );
+    const observer = new IntersectionObserver(
+      (entries) => {
+        if (entries[0]?.isIntersecting) onLoadMore();
+      },
+      { root, rootMargin: '160px 0px' },
+    );
+
+    observer.observe(target);
+    return () => observer.disconnect();
+  }, [hasNextPage, isFetchingNextPage, onLoadMore]);
+
+  return (
+    <Card className="overflow-hidden xl:h-full xl:min-h-0">
+      <CardHeader className="border-b">
+        <CardTitle className="flex items-center gap-2 text-base">
+          <ListChecks className="size-5 text-primary" />
+          {defectLabel} Issues
+          <Badge variant="secondary" className="ml-auto rounded-full">
+            {totalCount}
+          </Badge>
+        </CardTitle>
+      </CardHeader>
+      <CardContent className="min-h-0 flex-1 p-2">
+        <ScrollArea className="h-112 pr-2 xl:h-full">
+          <div className="space-y-2 p-1">
+            {detections.map((detection, index) => {
+              const issueId = getIssueId(detection);
+              const status = getIssueReviewStatus(detection);
+              const config = STATUS_CONFIG[status];
+              const StatusIcon = config.icon;
+              const isSelected = issueId === selectedIssueId;
+
+              return (
+                <button
+                  key={detection.id}
+                  type="button"
+                  onClick={() => onSelect(issueId)}
+                  aria-current={isSelected ? 'true' : undefined}
+                  className={cn(
+                    'w-full rounded-lg border p-3 text-left transition-colors',
+                    'hover:border-primary/40 hover:bg-muted/50',
+                    isSelected
+                      ? 'border-primary bg-primary/6 shadow-sm'
+                      : 'border-border bg-card',
+                  )}
+                >
+                  <div className="min-w-0 space-y-2">
+                    <div className="flex min-w-0 items-center justify-between gap-2">
+                      <Tooltip>
+                        <TooltipTrigger asChild>
+                          <p className="min-w-0 flex-1 truncate text-sm font-semibold">
+                            {defectLabel} #{index + 1}
+                          </p>
+                        </TooltipTrigger>
+                        <TooltipContent side="top">
+                          {defectLabel} #{index + 1}
+                        </TooltipContent>
+                      </Tooltip>
+                      <span className="flex shrink-0 items-center gap-1.5 text-xs text-muted-foreground">
+                        <Clock3 className="size-3.5" />
+                        {formatVideoTimestamp(
+                          detection.frame.timestamp_seconds,
+                        )}
+                      </span>
+                    </div>
+                    <div className="flex flex-wrap items-center gap-2 text-xs text-muted-foreground">
+                      <Badge
+                        variant="secondary"
+                        className={cn('shrink-0 px-1.5', config.className)}
+                      >
+                        <StatusIcon />
+                        {config.label}
+                      </Badge>
+                      <span aria-hidden="true">|</span>
+                      <span>Frame {detection.frame.number}</span>
+                    </div>
+                  </div>
+                </button>
+              );
+            })}
+
+            <div ref={loadMoreRef} className="space-y-2 py-1">
+              {isFetchingNextPage ? (
+                <>
+                  <Skeleton className="h-20 w-full" />
+                  <Skeleton className="h-20 w-full" />
+                </>
+              ) : hasNextPage ? (
+                <p className="py-3 text-center text-xs text-muted-foreground">
+                  Scroll to load more issues
+                </p>
+              ) : detections.length > 0 ? (
+                <p className="py-3 text-center text-xs text-muted-foreground">
+                  All {totalCount} issues loaded
+                </p>
+              ) : null}
+            </div>
+          </div>
+        </ScrollArea>
+      </CardContent>
+    </Card>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewSkeleton.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/IssueReviewSkeleton.tsx
@@ -0,0 +1,30 @@
+import { Card, CardContent, CardHeader } from '@/components/ui/card';
+import { Skeleton } from '@/components/ui/skeleton';
+
+export function IssueReviewSkeleton() {
+  return (
+    <div className="space-y-5">
+      <div className="flex items-center justify-between gap-4">
+        <div className="space-y-2">
+          <Skeleton className="h-8 w-56" />
+          <Skeleton className="h-4 w-36" />
+        </div>
+        <Skeleton className="h-9 w-32" />
+      </div>
+      <div className="grid gap-5 xl:grid-cols-[280px_minmax(0,1fr)_330px]">
+        {[280, 600, 330].map((width) => (
+          <Card key={width}>
+            <CardHeader className="border-b">
+              <Skeleton className="h-5 w-40" />
+            </CardHeader>
+            <CardContent className="space-y-3">
+              {Array.from({ length: 4 }, (_, index) => (
+                <Skeleton key={index} className="h-20 w-full" />
+              ))}
+            </CardContent>
+          </Card>
+        ))}
+      </div>
+    </div>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/reviewTypes.ts
+++ b/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/components/reviewTypes.ts
@@ -0,0 +1,32 @@
+import type { DetectionProofStatus, DetectionResultItem } from '@/types';
+
+export type ProofStatusFilter =
+  | 'all'
+  | Extract<DetectionProofStatus, 'pending' | 'approved' | 'rejected'>;
+
+export type IssueReviewStatus =
+  | 'not_submitted'
+  | 'pending'
+  | 'approved'
+  | 'rejected';
+
+export function getIssueId(detection: DetectionResultItem) {
+  return String(detection.detection.id);
+}
+
+export function getIssueReviewStatus(
+  detection: DetectionResultItem,
+): IssueReviewStatus {
+  const repairProof = detection.repair_proof;
+  if (!repairProof?.submitted) return 'not_submitted';
+
+  return repairProof.review_status;
+}
+
+export function formatVideoTimestamp(totalSeconds: number) {
+  const seconds = Math.max(0, Math.floor(totalSeconds));
+  const minutes = Math.floor(seconds / 60);
+  const remainder = seconds % 60;
+
+  return `${minutes}:${remainder.toString().padStart(2, '0')}`;
+}
--- a/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/page.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/[defectClass]/review/page.tsx
@@ -0,0 +1,325 @@
+'use client';
+
+import { useCallback, useEffect, useMemo } from 'react';
+import {
+  useParams,
+  usePathname,
+  useRouter,
+  useSearchParams,
+} from 'next/navigation';
+import { AlertTriangle, ClipboardCheck } from 'lucide-react';
+
+import { Button } from '@/components/ui/button';
+import { Card, CardContent } from '@/components/ui/card';
+import { PERMISSIONS } from '@/constants/permissions';
+import { PermissionGuard } from '@/guards';
+import { ROUTES } from '@/utils/routes';
+import type { ReviewDetectionRepairProofPayload } from '@/types';
+
+import {
+  useReviewDetectionRepairProofMutation,
+  useTicketClassReviewDetectionsQuery,
+  useTicketOverviewQuery,
+} from '../../../hooks/useTicketQueries';
+import { IssueEvidencePanel } from './components/IssueEvidencePanel';
+import { IssueReviewAction } from './components/IssueReviewAction';
+import { IssueReviewHeader } from './components/IssueReviewHeader';
+import { IssueReviewQueue } from './components/IssueReviewQueue';
+import { IssueReviewSkeleton } from './components/IssueReviewSkeleton';
+import {
+  getIssueId,
+  getIssueReviewStatus,
+  type ProofStatusFilter,
+} from './components/reviewTypes';
+
+const PROOF_STATUS_FILTERS: ProofStatusFilter[] = [
+  'all',
+  'pending',
+  'approved',
+  'rejected',
+];
+
+export default function TicketClassReviewPage() {
+  const router = useRouter();
+  const pathname = usePathname();
+  const searchParams = useSearchParams();
+  const { ticketId, defectClass } = useParams() as {
+    ticketId: string;
+    defectClass: string;
+  };
+  const proofStatusParam = searchParams.get('proof_status');
+  const proofStatus: ProofStatusFilter = PROOF_STATUS_FILTERS.includes(
+    proofStatusParam as ProofStatusFilter,
+  )
+    ? (proofStatusParam as ProofStatusFilter)
+    : 'all';
+
+  const overviewQuery = useTicketOverviewQuery(ticketId);
+  const ticket = overviewQuery.data;
+  const videoId = ticket?.video_id ?? ticket?.video?.id ?? undefined;
+  const detectionsQuery = useTicketClassReviewDetectionsQuery(
+    videoId,
+    defectClass,
+    proofStatus === 'all' ? 'submitted' : proofStatus,
+  );
+  const detectionResult = detectionsQuery.data?.pages[0];
+  const detections = useMemo(
+    () => detectionsQuery.data?.pages.flatMap((page) => page.items) ?? [],
+    [detectionsQuery.data?.pages],
+  );
+  const totalCount = detectionResult?.total ?? 0;
+  const selectedIssueParam = searchParams.get('issue_id') ?? undefined;
+  const reviewMutation = useReviewDetectionRepairProofMutation({
+    ticketId,
+    videoId,
+    defectClass,
+  });
+
+  const selectIssue = useCallback(
+    (issueId: string) => {
+      const nextParams = new URLSearchParams(searchParams.toString());
+      nextParams.set('issue_id', issueId);
+      router.replace(`${pathname}?${nextParams.toString()}`, { scroll: false });
+    },
+    [pathname, router, searchParams],
+  );
+
+  const handleProofStatusChange = useCallback(
+    (status: ProofStatusFilter) => {
+      const nextParams = new URLSearchParams(searchParams.toString());
+      if (status === 'all') {
+        nextParams.delete('proof_status');
+      } else {
+        nextParams.set('proof_status', status);
+      }
+      nextParams.delete('issue_id');
+      const query = nextParams.toString();
+      router.replace(query ? `${pathname}?${query}` : pathname, {
+        scroll: false,
+      });
+    },
+    [pathname, router, searchParams],
+  );
+
+  useEffect(() => {
+    if (!detections.length) return;
+
+    const hasSelectedIssue = detections.some(
+      (detection) => getIssueId(detection) === selectedIssueParam,
+    );
+    if (hasSelectedIssue) return;
+
+    if (
+      selectedIssueParam &&
+      detectionsQuery.hasNextPage &&
+      !detectionsQuery.isFetchingNextPage
+    ) {
+      void detectionsQuery.fetchNextPage();
+      return;
+    }
+
+    const firstReviewable = detections.find(
+      (detection) => getIssueReviewStatus(detection) === 'pending',
+    );
+    selectIssue(getIssueId(firstReviewable ?? detections[0]));
+  }, [detections, detectionsQuery, selectIssue, selectedIssueParam]);
+
+  const activeIndex = Math.max(
+    0,
+    detections.findIndex(
+      (detection) => getIssueId(detection) === selectedIssueParam,
+    ),
+  );
+  const activeDetection = detections[activeIndex];
+  const activeIssueId = activeDetection
+    ? getIssueId(activeDetection)
+    : undefined;
+  const activeReviewStatus = activeDetection
+    ? getIssueReviewStatus(activeDetection)
+    : 'not_submitted';
+
+  const handleSaveReview = useCallback(
+    async (payload: ReviewDetectionRepairProofPayload) => {
+      if (!activeDetection) return;
+
+      await reviewMutation.mutateAsync({
+        detectionId: activeDetection.detection.id,
+        payload,
+      });
+    },
+    [activeDetection, reviewMutation],
+  );
+
+  const handleNext = useCallback(async () => {
+    if (activeIndex < detections.length - 1) {
+      selectIssue(getIssueId(detections[activeIndex + 1]));
+      return;
+    }
+
+    if (!detectionsQuery.hasNextPage) return;
+    const nextResult = await detectionsQuery.fetchNextPage();
+    const nextDetections =
+      nextResult.data?.pages.flatMap((page) => page.items) ?? [];
+    const nextDetection = nextDetections[activeIndex + 1];
+    if (nextDetection) selectIssue(getIssueId(nextDetection));
+  }, [activeIndex, detections, detectionsQuery, selectIssue]);
+
+  const handleLoadMore = useCallback(() => {
+    if (detectionsQuery.hasNextPage && !detectionsQuery.isFetchingNextPage) {
+      void detectionsQuery.fetchNextPage();
+    }
+  }, [detectionsQuery]);
+
+  const backToTicket = () => {
+    const params = new URLSearchParams({ defect_class: defectClass });
+    router.push(`${ROUTES.TICKET_DETAIL(ticketId)}?${params.toString()}`);
+  };
+
+  if (overviewQuery.isLoading || (videoId && detectionsQuery.isLoading)) {
+    return <IssueReviewSkeleton />;
+  }
+
+  if (overviewQuery.isError || !ticket || !videoId) {
+    return (
+      <Card>
+        <CardContent className="flex min-h-80 flex-col items-center justify-center gap-3 text-center">
+          <AlertTriangle className="size-8 text-destructive" />
+          <div>
+            <p className="font-semibold">
+              Unable to open the review workspace.
+            </p>
+            <p className="mt-1 text-sm text-muted-foreground">
+              Ticket or video information is unavailable.
+            </p>
+          </div>
+          <Button type="button" variant="outline" onClick={backToTicket}>
+            Back to Ticket
+          </Button>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  if (detectionsQuery.isError) {
+    return (
+      <Card>
+        <CardContent className="flex min-h-80 flex-col items-center justify-center gap-3 text-center">
+          <AlertTriangle className="size-8 text-destructive" />
+          <div>
+            <p className="font-semibold">Failed to load class detections.</p>
+            <p className="mt-1 text-sm text-muted-foreground">
+              The review screen uses the detection API for its queue and
+              evidence.
+            </p>
+          </div>
+          <div className="flex gap-2">
+            <Button type="button" variant="outline" onClick={backToTicket}>
+              Back
+            </Button>
+            <Button
+              type="button"
+              onClick={() => void detectionsQuery.refetch()}
+            >
+              Retry
+            </Button>
+          </div>
+        </CardContent>
+      </Card>
+    );
+  }
+
+  if (!activeDetection || !detectionResult) {
+    return (
+      <div className="space-y-5">
+        <IssueReviewHeader
+          ticketLabel={ticket.ticket_name || ticket.id}
+          defectLabel={defectClass}
+          currentIndex={0}
+          total={0}
+          proofStatus={proofStatus}
+          onBack={backToTicket}
+          onPrevious={() => undefined}
+          onNext={() => undefined}
+          onProofStatusChange={handleProofStatusChange}
+        />
+        <Card>
+          <CardContent className="flex min-h-80 flex-col items-center justify-center gap-3 text-center">
+            <ClipboardCheck className="size-8 text-muted-foreground" />
+            <div>
+              <p className="font-semibold">No detections found.</p>
+              <p className="mt-1 text-sm text-muted-foreground">
+                There are no {defectClass} issues available for review.
+              </p>
+            </div>
+          </CardContent>
+        </Card>
+      </div>
+    );
+  }
+
+  const defectLabel = activeDetection.detection.display_name;
+  return (
+    <main className="relative z-10 space-y-5 xl:flex xl:h-[calc(100vh-6.5rem)] xl:min-h-0 xl:flex-col xl:gap-5 xl:space-y-0 xl:overflow-hidden">
+      <IssueReviewHeader
+        ticketLabel={ticket.ticket_name || ticket.id}
+        defectLabel={defectLabel}
+        currentIndex={activeIndex}
+        total={totalCount}
+        proofStatus={proofStatus}
+        onBack={backToTicket}
+        onPrevious={() =>
+          selectIssue(getIssueId(detections[Math.max(0, activeIndex - 1)]))
+        }
+        onNext={() => void handleNext()}
+        onProofStatusChange={handleProofStatusChange}
+      />
+
+      <div className="grid items-start gap-5 xl:min-h-0 xl:flex-1 xl:grid-cols-[280px_minmax(0,1fr)_330px] xl:items-stretch xl:overflow-hidden">
+        <IssueReviewQueue
+          detections={detections}
+          totalCount={totalCount}
+          selectedIssueId={activeIssueId}
+          hasNextPage={Boolean(detectionsQuery.hasNextPage)}
+          isFetchingNextPage={detectionsQuery.isFetchingNextPage}
+          onSelect={selectIssue}
+          onLoadMore={handleLoadMore}
+        />
+
+        <div className="min-w-0 xl:h-full xl:min-h-0 xl:overflow-y-auto xl:pr-2">
+          <IssueEvidencePanel
+            detection={activeDetection}
+            issueNumber={activeIndex + 1}
+            videoWidth={detectionResult.video_width}
+            videoHeight={detectionResult.video_height}
+            reviewStatus={activeReviewStatus}
+          />
+        </div>
+
+        <div className="min-w-0 xl:h-full xl:min-h-0 xl:overflow-y-auto xl:pr-2">
+          <PermissionGuard
+            permissions={PERMISSIONS.TICKET.REVIEW}
+            fallback={
+              <Card>
+                <CardContent className="py-8 text-center">
+                  <ClipboardCheck className="mx-auto size-7 text-muted-foreground" />
+                  <p className="mt-3 text-sm font-semibold">View-only access</p>
+                  <p className="mt-1 text-xs text-muted-foreground">
+                    Review permission is required to take action.
+                  </p>
+                </CardContent>
+              </Card>
+            }
+          >
+            <IssueReviewAction
+              detection={activeDetection}
+              issueLabel={`${defectLabel} #${activeIndex + 1}`}
+              status={activeReviewStatus}
+              isPending={reviewMutation.isPending}
+              onSave={handleSaveReview}
+            />
+          </PermissionGuard>
+        </div>
+      </div>
+    </main>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/components/DetectionDiscardDialog.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/DetectionDiscardDialog.tsx
@@ -0,0 +1,161 @@
+'use client';
+
+import { useState, type FormEvent } from 'react';
+import { Loader2, Trash2 } from 'lucide-react';
+
+import { Button } from '@/components/ui/button';
+import {
+  Dialog,
+  DialogBody,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from '@/components/ui/dialog';
+import { Label } from '@/components/ui/label';
+import {
+  Select,
+  SelectContent,
+  SelectItem,
+  SelectTrigger,
+  SelectValue,
+} from '@/components/ui/select';
+import { Textarea } from '@/components/ui/textarea';
+import type { DetectionDiscardReason, DiscardDetectionPayload } from '@/types';
+
+const DISCARD_REASON_OPTIONS: Array<{
+  value: DetectionDiscardReason;
+  label: string;
+}> = [
+  { value: 'not_a_defect', label: 'Not a defect' },
+  { value: 'wrong_class', label: 'Wrong classification' },
+  { value: 'duplicate', label: 'Duplicate detection' },
+  { value: 'poor_image_quality', label: 'Poor image quality' },
+  { value: 'incorrect_location', label: 'Incorrect location' },
+  { value: 'already_repaired', label: 'Already repaired' },
+  { value: 'other', label: 'Other' },
+];
+
+interface DetectionDiscardDialogProps {
+  open: boolean;
+  detectionLabel: string;
+  isPending: boolean;
+  onOpenChange: (open: boolean) => void;
+  onSubmit: (payload: DiscardDetectionPayload) => Promise<void>;
+}
+
+export function DetectionDiscardDialog({
+  open,
+  detectionLabel,
+  isPending,
+  onOpenChange,
+  onSubmit,
+}: DetectionDiscardDialogProps) {
+  const [reason, setReason] = useState<DetectionDiscardReason | ''>('');
+  const [comment, setComment] = useState('');
+
+  const resetForm = () => {
+    setReason('');
+    setComment('');
+  };
+
+  const handleOpenChange = (nextOpen: boolean) => {
+    if (isPending) return;
+
+    if (!nextOpen) resetForm();
+    onOpenChange(nextOpen);
+  };
+
+  const handleSubmit = async (event: FormEvent<HTMLFormElement>) => {
+    event.preventDefault();
+    if (!reason || isPending) return;
+
+    try {
+      await onSubmit({
+        reason,
+        comment: comment.trim() || undefined,
+      });
+      resetForm();
+    } catch {
+      // The mutation displays the request error and keeps the dialog open.
+    }
+  };
+
+  return (
+    <Dialog open={open} onOpenChange={handleOpenChange}>
+      <DialogContent showCloseButton={!isPending}>
+        <form className="flex min-h-0 flex-1 flex-col" onSubmit={handleSubmit}>
+          <DialogHeader>
+            <DialogTitle>Discard detection</DialogTitle>
+            <DialogDescription>
+              Remove {detectionLabel} from this ticket and record why the AI
+              result is incorrect.
+            </DialogDescription>
+          </DialogHeader>
+
+          <DialogBody className="space-y-5">
+            <div className="space-y-2">
+              <Label htmlFor="discard-reason">Reason</Label>
+              <Select
+                value={reason}
+                onValueChange={(value) =>
+                  setReason(value as DetectionDiscardReason)
+                }
+                disabled={isPending}
+              >
+                <SelectTrigger id="discard-reason" className="w-full">
+                  <SelectValue placeholder="Select a reason" />
+                </SelectTrigger>
+                <SelectContent>
+                  {DISCARD_REASON_OPTIONS.map((option) => (
+                    <SelectItem key={option.value} value={option.value}>
+                      {option.label}
+                    </SelectItem>
+                  ))}
+                </SelectContent>
+              </Select>
+            </div>
+
+            <div className="space-y-2">
+              <div className="flex items-center justify-between gap-3">
+                <Label htmlFor="discard-comment">Comment</Label>
+                <span className="text-xs text-muted-foreground">
+                  Optional | {comment.length}/500
+                </span>
+              </div>
+              <Textarea
+                id="discard-comment"
+                value={comment}
+                onChange={(event) => setComment(event.target.value)}
+                placeholder="Add details that can help improve future detections"
+                rows={4}
+                maxLength={500}
+                disabled={isPending}
+              />
+            </div>
+          </DialogBody>
+
+          <DialogFooter>
+            <Button
+              type="button"
+              variant="outline"
+              onClick={() => handleOpenChange(false)}
+              disabled={isPending}
+            >
+              Cancel
+            </Button>
+            <Button
+              type="submit"
+              variant="destructive"
+              disabled={!reason || isPending}
+            >
+              {isPending ? <Loader2 className="animate-spin" /> : <Trash2 />}
+              {isPending ? 'Discarding' : 'Discard detection'}
+            </Button>
+          </DialogFooter>
+        </form>
+      </DialogContent>
+    </Dialog>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/components/TicketClassDetectionPreview.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/TicketClassDetectionPreview.tsx
@@ -1,7 +1,13 @@
 'use client';

 import { useEffect, useMemo, useState } from 'react';
-import { AlertTriangle, ChevronLeft, ChevronRight } from 'lucide-react';
+import {
+  AlertTriangle,
+  ChevronLeft,
+  ChevronRight,
+  ImageIcon,
+  Trash2,
+} from 'lucide-react';

 import DetectionLocationMap from '@/components/map/detectionLocationMap';
 import { Badge } from '@/components/ui/badge';
@@ -10,10 +16,18 @@ import { Skeleton } from '@/components/ui/skeleton';
 import AnnotatedDetectionImage from '@/components/video/annotatedDetectionImage';
 import { getDefectVisual } from '@/constants/defectVisualConfig';
 import { cn } from '@/lib/utils';
+import type { DetectionRepairProof } from '@/types';

-import { useTicketClassDetectionsQuery } from '../../hooks/useTicketQueries';
+import {
+  useDiscardDetectionMutation,
+  useTicketClassDetectionsQuery,
+} from '../../hooks/useTicketQueries';
+import { DetectionDiscardDialog } from './DetectionDiscardDialog';
+import { RepairProofGallery } from './repair/RepairProofGallery';
+import { RepairSubmittedBanner } from './repair/RepairSubmittedBanner';

 interface TicketClassDetectionPreviewProps {
+  ticketId: string;
  videoId?: string | null;
  defectClassName: string;
  displayName: string;
@@ -49,6 +63,44 @@ function DetectionMetadataBar({
  );
 }

+function DetectionRepairProofPanel({
+  repairProof,
+}: {
+  repairProof: DetectionRepairProof;
+}) {
+  if (!repairProof.submitted) {
+    return null;
+  }
+
+  return (
+    <section className="space-y-4 rounded-lg border bg-muted/20 p-4">
+      <div className="flex items-center gap-2">
+        <ImageIcon className="size-5 text-primary" />
+        <h4 className="font-semibold">Repair Proof</h4>
+      </div>
+
+      {repairProof.submitted_at ? (
+        <RepairSubmittedBanner
+          submittedAt={repairProof.submitted_at}
+          submitterName="Ticket Worker"
+        />
+      ) : null}
+
+      <RepairProofGallery
+        imageUrls={repairProof.proof_image_urls}
+        maxVisibleImages={4}
+      />
+
+      <div className="space-y-1.5">
+        <p className="text-xs font-semibold text-foreground">Repair Notes</p>
+        <p className="text-sm leading-relaxed whitespace-pre-wrap text-muted-foreground">
+          {repairProof.notes?.trim() || 'No repair notes provided.'}
+        </p>
+      </div>
+    </section>
+  );
+}
+
 function TicketClassDetectionPreviewSkeleton() {
  return (
    <>
@@ -89,12 +141,14 @@ function TicketClassDetectionPreviewSkeleton() {
 }

 export function TicketClassDetectionPreview({
+  ticketId,
  videoId,
  defectClassName,
  displayName,
  totalCount,
 }: TicketClassDetectionPreviewProps) {
  const [currentIndex, setCurrentIndex] = useState(0);
+  const [isDiscardDialogOpen, setIsDiscardDialogOpen] = useState(false);
  const visual = getDefectVisual(defectClassName);
  const IssueIcon = visual.icon;

@@ -116,15 +170,14 @@ export function TicketClassDetectionPreview({
    videoId ?? undefined,
    queryParams,
  );
+  const discardMutation = useDiscardDetectionMutation(
+    ticketId,
+    videoId ?? undefined,
+    defectClassName,
+  );
  const detectionResult = detectionsQuery.data;
  const activeDetection = detectionResult?.items[0];
  const detectionCount = detectionResult?.total ?? totalCount ?? 0;
-  const mediaAspectRatio =
-    detectionResult &&
-    detectionResult.video_width > 0 &&
-    detectionResult.video_height > 0
-      ? `${detectionResult.video_width} / ${detectionResult.video_height}`
-      : '16 / 9';

  useEffect(() => {
    if (detectionCount === 0 && currentIndex !== 0) {
@@ -237,11 +290,13 @@ export function TicketClassDetectionPreview({
          <div className="grid grid-cols-1 items-start gap-4 xl:grid-cols-2">
            <div className="min-w-0 space-y-2">
              <p className="text-muted-foreground">Detection Image</p>
-              <div className="overflow-hidden rounded-lg">
+              <div className="w-full overflow-hidden rounded-lg">
                <AnnotatedDetectionImage
                  detection={activeDetection}
                  videoWidth={detectionResult.video_width}
                  videoHeight={detectionResult.video_height}
+                  aspectRatio="16 / 9"
+                  enableLightbox
                />
              </div>
            </div>
@@ -253,7 +308,7 @@ export function TicketClassDetectionPreview({
              label={`${displayName} - Frame ${activeDetection.frame.number}`}
              title="Location on Map"
              variant="plain"
-              aspectRatio={mediaAspectRatio}
+              aspectRatio="16 / 9"
              showCoordinates={false}
            />
          </div>
@@ -274,6 +329,37 @@ export function TicketClassDetectionPreview({
              },
            ]}
          />
+
+          {activeDetection.repair_proof ? (
+            <DetectionRepairProofPanel
+              repairProof={activeDetection.repair_proof}
+            />
+          ) : null}
+
+          <div className="flex justify-end">
+            <Button
+              type="button"
+              variant="destructive"
+              onClick={() => setIsDiscardDialogOpen(true)}
+            >
+              <Trash2 />
+              Discard detection
+            </Button>
+          </div>
+
+          <DetectionDiscardDialog
+            open={isDiscardDialogOpen}
+            detectionLabel={activeDetection.detection.display_name}
+            isPending={discardMutation.isPending}
+            onOpenChange={setIsDiscardDialogOpen}
+            onSubmit={async (payload) => {
+              await discardMutation.mutateAsync({
+                detectionId: activeDetection.detection.id,
+                payload,
+              });
+              setIsDiscardDialogOpen(false);
+            }}
+          />
        </>
      )}
    </div>
--- a/src/app/(modules)/ticket/[ticketId]/components/TicketDefectClassTabs.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/TicketDefectClassTabs.tsx
@@ -150,6 +150,7 @@ export function TicketDefectClassTabs({

          <div className="min-w-0 px-5">
            <TicketClassDetectionPreview
+              ticketId={ticketId}
              videoId={previewVideoId}
              defectClassName={selectedClass}
              displayName={previewDisplayName}
--- a/src/app/(modules)/ticket/[ticketId]/components/TicketStatusActions.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/TicketStatusActions.tsx
@@ -8,10 +8,9 @@ import { AssignedContractorAction } from './actions/AssignedContractorAction';
 import { AssignTicketAction } from './actions/AssignTicketAction';
 import { ClosedTicketAction } from './actions/ClosedTicketAction';
 import { NoTicketAction } from './actions/NoTicketAction';
+import { OpenRepairReviewAction } from './actions/OpenRepairReviewAction';
+import { RequestExtensionAction } from './actions/RequestExtensionAction';
 import { ReviewExtensionRequestAction } from './actions/ReviewExtensionRequestAction';
-import { ReviewRepairAction } from './actions/ReviewRepairAction';
-import { SubmittedRepairProofAction } from './actions/SubmittedRepairProofAction';
-import { SubmitRepairAction } from './actions/SubmitRepairAction';

 interface TicketStatusActionsProps {
  ticket: TicketDetail;
@@ -38,7 +37,7 @@ function getTicketAction(ticket: TicketDetail) {
            permissions={PERMISSIONS.TICKET.WORK}
            fallback={<NoTicketAction />}
          >
-            <SubmitRepairAction ticket={ticket} />
+            <RequestExtensionAction ticket={ticket} />
          </PermissionGuard>
        }
      >
@@ -56,7 +55,7 @@ function getTicketAction(ticket: TicketDetail) {
        permissions={PERMISSIONS.TICKET.REVIEW}
        fallback={<NoTicketAction />}
      >
-        <ReviewRepairAction ticket={ticket} />
+        <OpenRepairReviewAction ticket={ticket} />
      </PermissionGuard>
    );
  }
@@ -72,15 +71,5 @@ function getTicketAction(ticket: TicketDetail) {
 }

 export function TicketStatusActions({ ticket }: TicketStatusActionsProps) {
-  const action = getTicketAction(ticket);
-  const submittedProof = ticket.repair?.submitted_at ? (
-    <SubmittedRepairProofAction ticket={ticket} />
-  ) : null;
-
-  return (
-    <div className="space-y-3">
-      {submittedProof}
-      {action}
-    </div>
-  );
+  return <div className="space-y-3">{getTicketAction(ticket)}</div>;
 }
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/OpenRepairReviewAction.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/OpenRepairReviewAction.tsx
@@ -0,0 +1,37 @@
+'use client';
+
+import { useRouter } from 'next/navigation';
+import { ArrowRight, ClipboardCheck } from 'lucide-react';
+
+import { Button } from '@/components/ui/button';
+import type { TicketDetail } from '@/types';
+import { ROUTES } from '@/utils/routes';
+
+import { TicketActionCard } from './TicketActionCard';
+
+export function OpenRepairReviewAction({ ticket }: { ticket: TicketDetail }) {
+  const router = useRouter();
+
+  return (
+    <TicketActionCard icon={ClipboardCheck} title="Review Submitted Repairs">
+      <div className="space-y-4">
+        <p className="text-sm leading-relaxed text-muted-foreground">
+          Review every submitted repair separately using its detection image,
+          location, and repair proof.
+        </p>
+        <Button
+          type="button"
+          className="w-full"
+          onClick={() =>
+            router.push(
+              ROUTES.TICKET_CLASS_REVIEW(ticket.id, ticket.defect_class),
+            )
+          }
+        >
+          Open Issue Review
+          <ArrowRight />
+        </Button>
+      </div>
+    </TicketActionCard>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/RepairEvidenceForm.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/RepairEvidenceForm.tsx
@@ -1,485 +0,0 @@
-'use client';
-
-import { useEffect, useRef, useState, type ReactNode } from 'react';
-import {
-  Camera,
-  ImageIcon,
-  Loader2,
-  Play,
-  Plus,
-  Send,
-  Video,
-  X,
-} from 'lucide-react';
-
-import { Button } from '@/components/ui/button';
-import { Label } from '@/components/ui/label';
-import { Textarea } from '@/components/ui/textarea';
-import { cn } from '@/lib/utils';
-
-import { useSubmitRepairUploadMutation } from '../../../hooks/useTicketQueries';
-
-const MAX_IMAGES = 30;
-const MAX_NOTES = 500;
-
-function RequiredMark() {
-  return <span className="text-destructive">*</span>;
-}
-
-function formatVideoDuration(seconds: number) {
-  const totalSeconds = Math.floor(seconds);
-  const minutes = Math.floor(totalSeconds / 60);
-  const remainingSeconds = totalSeconds % 60;
-  return `${String(minutes).padStart(2, '0')}:${String(remainingSeconds).padStart(2, '0')}`;
-}
-
-interface MediaSectionHeaderProps {
-  icon: ReactNode;
-  title: string;
-  addLabel: string;
-  onAdd: () => void;
-  disabled?: boolean;
-}
-
-function MediaSectionHeader({
-  icon,
-  title,
-  addLabel,
-  onAdd,
-  disabled = false,
-}: MediaSectionHeaderProps) {
-  return (
-    <div className="flex items-center justify-between gap-3">
-      <div className="flex items-center gap-2">
-        <span className="text-primary">{icon}</span>
-        <span className="text-sm font-semibold">{title}</span>
-      </div>
-      <Button
-        type="button"
-        variant="secondary"
-        size="sm"
-        disabled={disabled}
-        onClick={onAdd}
-        className="shrink-0"
-      >
-        <Plus className="size-3.5" />
-        {addLabel}
-      </Button>
-    </div>
-  );
-}
-
-function MediaHint({ children }: { children: ReactNode }) {
-  return (
-    <p className="rounded-lg bg-muted/50 px-3 py-2 text-xs text-muted-foreground">
-      {children}
-    </p>
-  );
-}
-
-interface EmptyMediaPlaceholderProps {
-  icon: ReactNode;
-  title: string;
-  description: string;
-  className?: string;
-  disabled?: boolean;
-  onClick: () => void;
-}
-
-function EmptyMediaPlaceholder({
-  icon,
-  title,
-  description,
-  className,
-  disabled = false,
-  onClick,
-}: EmptyMediaPlaceholderProps) {
-  return (
-    <button
-      type="button"
-      disabled={disabled}
-      onClick={onClick}
-      className={cn(
-        'flex w-full min-w-0 cursor-pointer flex-col items-center justify-center gap-2 rounded-lg border border-dashed border-border/80 bg-muted/15 px-4 py-6 text-center transition-colors',
-        'hover:border-primary/40 hover:bg-primary/5',
-        disabled && 'cursor-not-allowed opacity-60',
-        className,
-      )}
-    >
-      <span className="flex size-10 items-center justify-center rounded-full bg-primary/10 text-primary">
-        {icon}
-      </span>
-      <span className="text-sm font-medium text-foreground">{title}</span>
-      <span className="max-w-xs text-xs text-muted-foreground">
-        {description}
-      </span>
-    </button>
-  );
-}
-
-interface ImageThumbnailProps {
-  file: File;
-  previewUrl: string;
-  disabled?: boolean;
-  onRemove: () => void;
-}
-
-function ImageThumbnail({
-  file,
-  previewUrl,
-  disabled = false,
-  onRemove,
-}: ImageThumbnailProps) {
-  return (
-    <div className="group relative size-20 shrink-0 overflow-hidden rounded-lg border bg-muted/30">
-      {/* eslint-disable-next-line @next/next/no-img-element */}
-      <img
-        src={previewUrl}
-        alt={file.name}
-        className="size-full object-cover"
-      />
-      <button
-        type="button"
-        disabled={disabled}
-        onClick={onRemove}
-        className="absolute top-1 right-1 flex size-5 cursor-pointer items-center justify-center rounded-full bg-foreground/80 text-background shadow-sm transition-opacity disabled:cursor-not-allowed disabled:opacity-50"
-        aria-label={`Remove ${file.name}`}
-      >
-        <X className="size-3" />
-      </button>
-    </div>
-  );
-}
-
-interface VideoThumbnailProps {
-  file: File;
-  previewUrl: string;
-  duration: string | null;
-  disabled?: boolean;
-  onRemove: () => void;
-}
-
-function VideoThumbnail({
-  file,
-  previewUrl,
-  duration,
-  disabled = false,
-  onRemove,
-}: VideoThumbnailProps) {
-  return (
-    <div className="group relative h-20 w-36 shrink-0 overflow-hidden rounded-lg border bg-muted/30">
-      <video
-        src={previewUrl}
-        className="size-full object-cover"
-        muted
-        playsInline
-        preload="metadata"
-        aria-label={file.name}
-      />
-      <div className="pointer-events-none absolute inset-0 flex items-center justify-center bg-black/20">
-        <span className="flex size-8 items-center justify-center rounded-full bg-background/90 text-foreground shadow-sm">
-          <Play className="size-3.5 fill-current" />
-        </span>
-      </div>
-      {duration ? (
-        <span className="pointer-events-none absolute bottom-1.5 right-1.5 rounded-lg bg-black/75 px-1.5 py-0.5 text-[10px] font-medium text-white">
-          {duration}
-        </span>
-      ) : null}
-      <button
-        type="button"
-        disabled={disabled}
-        onClick={onRemove}
-        className="absolute top-1 right-1 flex size-5 cursor-pointer items-center justify-center rounded-full bg-foreground/80 text-background shadow-sm transition-opacity disabled:cursor-not-allowed disabled:opacity-50"
-        aria-label={`Remove ${file.name}`}
-      >
-        <X className="size-3" />
-      </button>
-    </div>
-  );
-}
-
-interface RepairEvidenceFormProps {
-  ticketId: string;
-  defectClass: string;
-}
-
-export function RepairEvidenceForm({
-  ticketId,
-  defectClass,
-}: RepairEvidenceFormProps) {
-  const imageInputRef = useRef<HTMLInputElement | null>(null);
-  const videoInputRef = useRef<HTMLInputElement | null>(null);
-  const [notes, setNotes] = useState('');
-  const [videoFile, setVideoFile] = useState<File | null>(null);
-  const [videoPreview, setVideoPreview] = useState<string | null>(null);
-  const [videoDuration, setVideoDuration] = useState<string | null>(null);
-  const [imageFiles, setImageFiles] = useState<File[]>([]);
-  const [imagePreviews, setImagePreviews] = useState<string[]>([]);
-  const [error, setError] = useState<string | null>(null);
-  const submitRepairUploadMutation = useSubmitRepairUploadMutation(ticketId);
-  const isSubmitting = submitRepairUploadMutation.isPending;
-  const canSubmit = Boolean(notes.trim() && videoFile);
-  const canAddMoreImages = imageFiles.length < MAX_IMAGES;
-
-  useEffect(() => {
-    const urls = imageFiles.map((file) => URL.createObjectURL(file));
-    setImagePreviews(urls);
-    return () => {
-      urls.forEach((url) => URL.revokeObjectURL(url));
-    };
-  }, [imageFiles]);
-
-  useEffect(() => {
-    if (!videoFile) {
-      setVideoPreview(null);
-      setVideoDuration(null);
-      return;
-    }
-
-    const url = URL.createObjectURL(videoFile);
-    setVideoPreview(url);
-    setVideoDuration(null);
-
-    let cancelled = false;
-    const video = document.createElement('video');
-    video.preload = 'metadata';
-    video.onloadedmetadata = () => {
-      if (cancelled || !Number.isFinite(video.duration)) return;
-      setVideoDuration(formatVideoDuration(video.duration));
-    };
-    video.src = url;
-
-    return () => {
-      cancelled = true;
-      URL.revokeObjectURL(url);
-    };
-  }, [videoFile]);
-
-  const addImages = (files: FileList | null) => {
-    if (!files?.length) return;
-
-    const remaining = MAX_IMAGES - imageFiles.length;
-    if (remaining <= 0) {
-      setError(`Only ${MAX_IMAGES} images can be uploaded.`);
-      return;
-    }
-
-    const nextImages = [
-      ...imageFiles,
-      ...Array.from(files).slice(0, remaining),
-    ];
-    setImageFiles(nextImages);
-    setError(
-      files.length > remaining
-        ? `Only ${MAX_IMAGES} images can be uploaded.`
-        : null,
-    );
-  };
-
-  const selectVideo = (files: FileList | null) => {
-    setVideoFile(files?.[0] ?? null);
-    setError(null);
-  };
-
-  const removeVideo = () => {
-    setVideoFile(null);
-    setError(null);
-  };
-
-  const removeImage = (index: number) => {
-    setImageFiles((current) =>
-      current.filter((_, itemIndex) => itemIndex !== index),
-    );
-    setError(null);
-  };
-
-  const handleSubmit = async () => {
-    if (!notes.trim() || !videoFile) {
-      setError('Repair notes and a video are required.');
-      return;
-    }
-
-    setError(null);
-    try {
-      await submitRepairUploadMutation.mutateAsync({
-        defect_class: defectClass,
-        notes: notes.trim(),
-        video: videoFile,
-        images: imageFiles,
-      });
-      setNotes('');
-      setVideoFile(null);
-      setImageFiles([]);
-    } catch (err) {
-      setError(err instanceof Error ? err.message : 'Upload failed');
-    }
-  };
-
-  const openImagePicker = () => {
-    if (!isSubmitting && canAddMoreImages) {
-      imageInputRef.current?.click();
-    }
-  };
-
-  const openVideoPicker = () => {
-    if (!isSubmitting) {
-      videoInputRef.current?.click();
-    }
-  };
-
-  return (
-    <div className="space-y-5">
-      <div className="flex gap-3 rounded-lg border border-primary/15 bg-primary/5 p-4">
-        <Camera className="mt-0.5 size-5 shrink-0 text-primary" />
-        <div className="space-y-1">
-          <p className="text-sm font-semibold">Instructions</p>
-          <p className="text-sm text-muted-foreground">
-            Upload clear photos and one video of the repaired area and provide
-            relevant details.
-          </p>
-        </div>
-      </div>
-
-      <input
-        ref={imageInputRef}
-        type="file"
-        accept="image/jpeg,image/png,image/*"
-        multiple
-        className="hidden"
-        disabled={isSubmitting || !canAddMoreImages}
-        onChange={(event) => {
-          addImages(event.target.files);
-          event.target.value = '';
-        }}
-      />
-      <input
-        ref={videoInputRef}
-        type="file"
-        accept="video/mp4,video/quicktime,video/x-msvideo,video/*"
-        className="hidden"
-        disabled={isSubmitting}
-        onChange={(event) => {
-          selectVideo(event.target.files);
-          event.target.value = '';
-        }}
-      />
-
-      <section className="space-y-3">
-        <MediaSectionHeader
-          icon={<Camera className="size-4" />}
-          title="Photos"
-          addLabel="Add Photos"
-          onAdd={openImagePicker}
-          disabled={isSubmitting || !canAddMoreImages}
-        />
-
-        <div className="overflow-x-auto pb-1 [-ms-overflow-style:none] [scrollbar-width:none] [&::-webkit-scrollbar]:hidden">
-          {imageFiles.length === 0 ? (
-            <EmptyMediaPlaceholder
-              icon={<ImageIcon className="size-5" />}
-              title="No photos added yet"
-              description="Tap to upload repair photos"
-              disabled={isSubmitting}
-              onClick={openImagePicker}
-              className="min-h-26"
-            />
-          ) : (
-            <div className="flex min-w-min gap-3">
-              {imageFiles.map((file, index) => (
-                <ImageThumbnail
-                  key={`${file.name}-${file.lastModified}-${index}`}
-                  file={file}
-                  previewUrl={imagePreviews[index]}
-                  disabled={isSubmitting}
-                  onRemove={() => removeImage(index)}
-                />
-              ))}
-            </div>
-          )}
-        </div>
-
-        <MediaHint>
-          You can upload up to {MAX_IMAGES} images (JPG, PNG)
-        </MediaHint>
-      </section>
-
-      <section className="space-y-3">
-        <div className="flex items-center gap-2">
-          <Video className="size-4 text-primary" />
-          <span className="text-sm font-semibold">Video</span>
-        </div>
-
-        <div>
-          {!videoFile || !videoPreview ? (
-            <EmptyMediaPlaceholder
-              icon={<Video className="size-5" />}
-              title="No video added yet"
-              description="Tap to upload a repair video"
-              disabled={isSubmitting}
-              onClick={openVideoPicker}
-              className="min-h-[104px]"
-            />
-          ) : (
-            <VideoThumbnail
-              file={videoFile}
-              previewUrl={videoPreview}
-              duration={videoDuration}
-              disabled={isSubmitting}
-              onRemove={removeVideo}
-            />
-          )}
-        </div>
-
-        <MediaHint>You can upload one video (MP4, MOV, AVI)</MediaHint>
-      </section>
-
-      <div className="space-y-2">
-        <Label htmlFor="repair-notes">
-          Repair Notes <RequiredMark />
-        </Label>
-        <div className="relative">
-          <Textarea
-            id="repair-notes"
-            value={notes}
-            onChange={(event) => {
-              setNotes(event.target.value.slice(0, MAX_NOTES));
-              setError(null);
-            }}
-            placeholder="Describe the repair work completed, materials used, and any additional observations."
-            disabled={isSubmitting}
-            className="min-h-28 resize-none pb-8"
-          />
-          <span className="pointer-events-none absolute bottom-2 right-3 text-xs text-muted-foreground">
-            {notes.length} / {MAX_NOTES}
-          </span>
-        </div>
-      </div>
-
-      {error ? (
-        <div className="rounded-lg border border-destructive/30 bg-destructive/10 px-3 py-2 text-sm text-destructive">
-          {error}
-        </div>
-      ) : null}
-
-      <Button
-        type="button"
-        className="w-full"
-        disabled={!canSubmit || isSubmitting}
-        onClick={handleSubmit}
-      >
-        {isSubmitting ? (
-          <>
-            <Loader2 className="size-4 animate-spin" />
-            Submitting...
-          </>
-        ) : (
-          <>
-            <Send className="size-4" />
-            Submit for Review
-          </>
-        )}
-      </Button>
-    </div>
-  );
-}
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/RequestExtensionAction.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/RequestExtensionAction.tsx
@@ -0,0 +1,14 @@
+import { Clock3 } from 'lucide-react';
+
+import type { TicketDetail } from '@/types';
+
+import { TicketActionCard } from './TicketActionCard';
+import { TicketExtensionRequestPanel } from './TicketExtensionRequestPanel';
+
+export function RequestExtensionAction({ ticket }: { ticket: TicketDetail }) {
+  return (
+    <TicketActionCard icon={Clock3} title="Request Extension">
+      <TicketExtensionRequestPanel ticket={ticket} />
+    </TicketActionCard>
+  );
+}
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/RequestExtensionForm.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/RequestExtensionForm.tsx
@@ -16,13 +16,9 @@ const MAX_REASON_LENGTH = 300;

 interface RequestExtensionFormProps {
  ticket: TicketDetail;
-  onCancel: () => void;
 }

-export function RequestExtensionForm({
-  ticket,
-  onCancel,
-}: RequestExtensionFormProps) {
+export function RequestExtensionForm({ ticket }: RequestExtensionFormProps) {
  const currentDueAt = ticket.worker?.due_at;
  const currentDueDate = useMemo(
    () => (currentDueAt ? new Date(currentDueAt) : undefined),
@@ -66,7 +62,6 @@ export function RequestExtensionForm({
    });
    setRequestedDueDate(undefined);
    setReason('');
-    onCancel();
  };

  return (
@@ -138,20 +133,15 @@ export function RequestExtensionForm({
        This request will be sent to your manager for approval.
      </p>

-      <div className="grid grid-cols-2 gap-3">
      <Button
        type="button"
-          variant="outline"
-          disabled={isPending}
-          onClick={onCancel}
+        className="w-full"
+        disabled={!canSubmit}
+        onClick={handleSubmit}
      >
-          Cancel
-        </Button>
-        <Button type="button" disabled={!canSubmit} onClick={handleSubmit}>
        {isPending ? <Loader2 className="animate-spin" /> : <Send />}
        {isPending ? 'Submitting...' : 'Submit Request'}
      </Button>
    </div>
-    </div>
  );
 }
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/ReviewRepairAction.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/ReviewRepairAction.tsx
@@ -1,66 +0,0 @@
-'use client';
-
-import { useEffect, useState } from 'react';
-import { Check, ClipboardCheck, X } from 'lucide-react';
-
-import { Button } from '@/components/ui/button';
-import { Label } from '@/components/ui/label';
-import { Textarea } from '@/components/ui/textarea';
-import type { TicketDetail } from '@/types';
-
-import { useReviewRepairMutation } from '../../../hooks/useTicketQueries';
-import { TicketActionCard } from './TicketActionCard';
-
-export function ReviewRepairAction({ ticket }: { ticket: TicketDetail }) {
-  const [reviewComment, setReviewComment] = useState('');
-  const reviewRepairMutation = useReviewRepairMutation(ticket.id);
-
-  useEffect(() => {
-    setReviewComment(ticket.reviewer?.review_comment ?? '');
-  }, [ticket]);
-
-  return (
-    <TicketActionCard icon={ClipboardCheck} title="Review Repair">
-      <div className="space-y-4">
-        <div className="space-y-2">
-          <Label>Comment</Label>
-          <Textarea
-            value={reviewComment}
-            onChange={(event) => setReviewComment(event.target.value)}
-            placeholder="Repair verified"
-          />
-        </div>
-        <div className="grid grid-cols-2 gap-2">
-          <Button
-            variant={'secondary'}
-            disabled={!reviewComment || reviewRepairMutation.isPending}
-            onClick={() =>
-              reviewRepairMutation.mutate({
-                defect_class: ticket.defect_class,
-                action: 'approve',
-                comment: reviewComment,
-              })
-            }
-          >
-            <Check />
-            Approve
-          </Button>
-          <Button
-            variant="destructive"
-            disabled={!reviewComment || reviewRepairMutation.isPending}
-            onClick={() =>
-              reviewRepairMutation.mutate({
-                defect_class: ticket.defect_class,
-                action: 'reject',
-                comment: reviewComment,
-              })
-            }
-          >
-            <X />
-            Reject
-          </Button>
-        </div>
-      </div>
-    </TicketActionCard>
-  );
-}
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/SubmitRepairAction.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/SubmitRepairAction.tsx
@@ -1,52 +0,0 @@
-'use client';
-
-import { useState } from 'react';
-import { Wrench } from 'lucide-react';
-
-import { Tabs, TabsContent, TabsList, TabsTrigger } from '@/components/ui/tabs';
-import type { TicketDetail } from '@/types';
-
-import { RepairEvidenceForm } from './RepairEvidenceForm';
-import { TicketExtensionRequestPanel } from './TicketExtensionRequestPanel';
-import { TicketActionCard } from './TicketActionCard';
-
-type RepairActionTab = 'repair-proof' | 'request-extension';
-
-export function SubmitRepairAction({ ticket }: { ticket: TicketDetail }) {
-  const [activeTab, setActiveTab] = useState<RepairActionTab>('repair-proof');
-
-  if (ticket.repair?.submitted_at) {
-    return null;
-  }
-
-  return (
-    <TicketActionCard icon={Wrench} title="Repair Proof">
-      <Tabs
-        value={activeTab}
-        onValueChange={(value) => setActiveTab(value as RepairActionTab)}
-        className="gap-5"
-      >
-        <TabsList variant="line" className="grid h-auto w-full grid-cols-2 p-0">
-          <TabsTrigger value="repair-proof" className="pb-3">
-            Upload Repair Proof
-          </TabsTrigger>
-          <TabsTrigger value="request-extension" className="pb-3">
-            Request Extension
-          </TabsTrigger>
-        </TabsList>
-        <TabsContent value="repair-proof">
-          <RepairEvidenceForm
-            ticketId={ticket.id}
-            defectClass={ticket.defect_class}
-          />
-        </TabsContent>
-        <TabsContent value="request-extension">
-          <TicketExtensionRequestPanel
-            ticket={ticket}
-            onCancelRequest={() => setActiveTab('repair-proof')}
-          />
-        </TabsContent>
-      </Tabs>
-    </TicketActionCard>
-  );
-}
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/SubmittedRepairProofAction.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/SubmittedRepairProofAction.tsx
@@ -1 +0,0 @@
-export { RepairProofSummary as SubmittedRepairProofAction } from '../repair/RepairProofSummary';
--- a/src/app/(modules)/ticket/[ticketId]/components/actions/TicketExtensionRequestPanel.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/actions/TicketExtensionRequestPanel.tsx
@@ -23,11 +23,6 @@ import { formatDate } from '@/utils/date';
 import { useTicketExtensionRequestQuery } from '../../../hooks/useTicketQueries';
 import { RequestExtensionForm } from './RequestExtensionForm';

-interface TicketExtensionRequestPanelProps {
-  ticket: TicketDetail;
-  onCancelRequest: () => void;
-}
-
 interface DetailRowProps {
  label: string;
  value: string;
@@ -192,8 +187,9 @@ function ExtensionRequestDetails({

 export function TicketExtensionRequestPanel({
  ticket,
-  onCancelRequest,
-}: TicketExtensionRequestPanelProps) {
+}: {
+  ticket: TicketDetail;
+}) {
  const assignmentId = ticket.worker?.assignment_id;
  const extensionRequestQuery = useTicketExtensionRequestQuery(
    ticket.id,
@@ -241,7 +237,7 @@ export function TicketExtensionRequestPanel({
    : null;

  if (!latestRequest) {
-    return <RequestExtensionForm ticket={ticket} onCancel={onCancelRequest} />;
+    return <RequestExtensionForm ticket={ticket} />;
  }

  return <ExtensionRequestDetails request={latestRequest} />;
--- a/src/app/(modules)/ticket/[ticketId]/components/repair/RepairProofGallery.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/repair/RepairProofGallery.tsx
@@ -11,11 +11,15 @@ import { protectedMediaService } from '@/services/api';

 interface RepairProofGalleryProps {
  imageUrls: string[];
+  maxVisibleImages?: number;
 }

 const MAX_VISIBLE_IMAGES = 8;

-export function RepairProofGallery({ imageUrls }: RepairProofGalleryProps) {
+export function RepairProofGallery({
+  imageUrls,
+  maxVisibleImages = MAX_VISIBLE_IMAGES,
+}: RepairProofGalleryProps) {
  const queries = useQueries({
    queries: imageUrls.map((url) => ({
      queryKey: ['protected-media', 'v2', url],
@@ -44,7 +48,7 @@ export function RepairProofGallery({ imageUrls }: RepairProofGalleryProps) {
  if (queries.some((query) => query.isLoading)) {
    return (
      <div className="grid grid-cols-4 gap-1 overflow-hidden rounded-lg">
-        {imageUrls.slice(0, MAX_VISIBLE_IMAGES).map((url, index) => (
+        {imageUrls.slice(0, maxVisibleImages).map((url, index) => (
          <Skeleton
            key={`${url}-${index}`}
            className="aspect-square rounded-lg"
@@ -57,7 +61,7 @@ export function RepairProofGallery({ imageUrls }: RepairProofGalleryProps) {
  const images = objectUrls.flatMap((url, index) =>
    url ? [{ url, originalIndex: index }] : [],
  );
-  const visibleCount = Math.min(MAX_VISIBLE_IMAGES, images.length);
+  const visibleCount = Math.min(maxVisibleImages, images.length);
  const overflowCount = images.length - visibleCount;

  if (images.length === 0) {
@@ -102,8 +106,8 @@ export function RepairProofGallery({ imageUrls }: RepairProofGalleryProps) {
              className="size-full object-cover transition duration-300 group-hover:scale-[1.03] group-hover:brightness-90"
            />
            {isOverflowTile ? (
-              <span className="absolute inset-0 flex items-center justify-center bg-black/55 text-xl font-semibold text-white transition-colors group-hover:bg-black/65">
-                +{overflowCount}
+              <span className="absolute inset-0 flex items-center justify-center bg-black/55 px-2 text-center text-sm font-semibold text-white transition-colors group-hover:bg-black/65 sm:text-base">
+                +{overflowCount} more
              </span>
            ) : null}
          </a>
--- a/src/app/(modules)/ticket/[ticketId]/components/repair/RepairProofSummary.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/repair/RepairProofSummary.tsx
@@ -1,103 +0,0 @@
-import { CheckCircle2, HardHat, Wrench, ToolCase } from 'lucide-react';
-
-import { ProtectedVideoPlayer } from '@/components/media/ProtectedVideoPlayer';
-import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
-import type { TicketDetail } from '@/types';
-
-import { formatDate } from '@/utils/date';
-import { RepairProofGallery } from './RepairProofGallery';
-
-function SubmittedBanner({
-  submittedAt,
-  submitterName,
-}: {
-  submittedAt: string;
-  submitterName: string;
-}) {
-  return (
-    <div className="flex items-start gap-3 rounded-lg border border-emerald-200 bg-emerald-50 px-3 py-3 dark:border-emerald-900/60 dark:bg-emerald-950/30">
-      <CheckCircle2 className="mt-0.5 size-5 shrink-0 text-emerald-600 dark:text-emerald-400" />
-      <div className="min-w-0 space-y-0.5">
-        <p className="text-sm font-semibold text-emerald-800 dark:text-emerald-200">
-          Repair Submitted
-        </p>
-        <p className="text-xs text-emerald-700/80 dark:text-emerald-300/80">
-          {formatDate(submittedAt)} by {submitterName}
-        </p>
-      </div>
-    </div>
-  );
-}
-
-function ImageGallery({
-  imageUrls,
-  hasVideo,
-}: {
-  imageUrls: string[];
-  hasVideo: boolean;
-}) {
-  if (imageUrls.length === 0) {
-    return hasVideo ? null : (
-      <div className="flex items-center gap-2 rounded-lg border border-dashed px-3 py-4 text-sm text-muted-foreground">
-        <HardHat className="size-4 shrink-0" />
-        No media attached
-      </div>
-    );
-  }
-
-  return <RepairProofGallery imageUrls={imageUrls} />;
-}
-
-function Notes({ notes }: { notes: string | null | undefined }) {
-  return (
-    <div className="space-y-1.5">
-      <p className="text-xs font-semibold text-foreground">Repair Notes</p>
-      <p className="text-sm leading-relaxed text-muted-foreground">
-        {notes?.trim() || 'No repair notes provided.'}
-      </p>
-    </div>
-  );
-}
-
-export function RepairProofSummary({ ticket }: { ticket: TicketDetail }) {
-  const repair = ticket.repair;
-
-  if (!repair?.submitted_at) {
-    return null;
-  }
-
-  const submitterName = ticket.worker?.name?.trim() || 'Assigned worker';
-
-  return (
-    <Card>
-      <CardHeader>
-        <CardTitle className="flex items-center gap-2 text-base">
-          <ToolCase className="text-primary" />
-          Repair Proof
-        </CardTitle>
-      </CardHeader>
-
-      <CardContent className="space-y-4">
-        <SubmittedBanner
-          submittedAt={repair.submitted_at}
-          submitterName={submitterName}
-        />
-
-        <ProtectedVideoPlayer
-          url={repair.proof_video_url}
-          meta="Contractor evidence video"
-          emptyTitle="No repair video uploaded"
-          emptyDescription="The assigned worker has not uploaded a repair video."
-          className="rounded-lg"
-        />
-
-        <ImageGallery
-          imageUrls={repair.proof_image_urls}
-          hasVideo={Boolean(repair.proof_video_url)}
-        />
-
-        <Notes notes={repair.notes} />
-      </CardContent>
-    </Card>
-  );
-}
--- a/src/app/(modules)/ticket/[ticketId]/components/repair/RepairSubmittedBanner.tsx
+++ b/src/app/(modules)/ticket/[ticketId]/components/repair/RepairSubmittedBanner.tsx
@@ -0,0 +1,27 @@
+import { CheckCircle2 } from 'lucide-react';
+
+import { formatDate } from '@/utils/date';
+
+interface RepairSubmittedBannerProps {
+  submittedAt: string;
+  submitterName: string;
+}
+
+export function RepairSubmittedBanner({
+  submittedAt,
+  submitterName,
+}: RepairSubmittedBannerProps) {
+  return (
+    <div className="flex items-start gap-3 rounded-lg border border-emerald-200 bg-emerald-50 px-3 py-3 dark:border-emerald-900/60 dark:bg-emerald-950/30">
+      <CheckCircle2 className="mt-0.5 size-5 shrink-0 text-emerald-600 dark:text-emerald-400" />
+      <div className="min-w-0 space-y-0.5">
+        <p className="text-sm font-semibold text-emerald-800 dark:text-emerald-200">
+          Repair Submitted
+        </p>
+        <p className="text-xs text-emerald-700/80 dark:text-emerald-300/80">
+          {formatDate(submittedAt)} by {submitterName}
+        </p>
+      </div>
+    </div>
+  );
+}
--- a/src/app/(modules)/ticket/hooks/useTicketQueries.ts
+++ b/src/app/(modules)/ticket/hooks/useTicketQueries.ts
@@ -1,20 +1,25 @@
 'use client';

 import { useMemo } from 'react';
-import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query';
+import {
+  useInfiniteQuery,
+  useMutation,
+  useQuery,
+  useQueryClient,
+} from '@tanstack/react-query';
 import { toast } from 'sonner';

-import { ticketService, videoService } from '@/services/api';
+import { detectionService, ticketService, videoService } from '@/services/api';
 import type {
  AssignTicketPayload,
  CloseTicketPayload,
+  DiscardDetectionPayload,
  RequestTicketExtensionPayload,
+  ReviewDetectionRepairProofPayload,
  ReviewTicketExtensionPayload,
-  ReviewRepairPayload,
-  SubmitRepairPayload,
-  SubmitRepairUploadPayload,
  TicketDetail,
  TicketListParams,
+  DetectionProofStatus,
  VideoDetectionsParams,
 } from '@/types';

@@ -117,6 +122,124 @@ export function useTicketClassDetectionsQuery(
  });
 }

+export function useTicketClassReviewDetectionsQuery(
+  videoId: string | undefined,
+  defectClass: string | undefined,
+  proofStatus?: DetectionProofStatus,
+) {
+  const pageSize = 20;
+
+  return useInfiniteQuery({
+    queryKey: ticketKeys.classReviewDetections(
+      videoId ?? '',
+      defectClass ?? '',
+      proofStatus,
+    ),
+    queryFn: ({ pageParam }) =>
+      videoService.getVideoDetections(videoId as string, {
+        class_name: defectClass,
+        proof_status: proofStatus,
+        sort: 'timestamp_asc',
+        skip: pageParam,
+        limit: pageSize,
+      }),
+    initialPageParam: 0,
+    getNextPageParam: (lastPage) => {
+      const nextSkip = lastPage.skip + lastPage.items.length;
+      return nextSkip < lastPage.total ? nextSkip : undefined;
+    },
+    enabled: Boolean(videoId && defectClass),
+  });
+}
+
+export function useDiscardDetectionMutation(
+  ticketId: string,
+  videoId: string | undefined,
+  defectClass: string,
+) {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: ({
+      detectionId,
+      payload,
+    }: {
+      detectionId: number;
+      payload: DiscardDetectionPayload;
+    }) => detectionService.discardDetection(detectionId, payload),
+    onSuccess: async () => {
+      toast.success('Detection discarded');
+
+      await Promise.all([
+        videoId
+          ? queryClient.invalidateQueries({
+              queryKey: ticketKeys.classDetectionLists(videoId),
+            })
+          : Promise.resolve(),
+        queryClient.invalidateQueries({
+          queryKey: ticketKeys.overview(ticketId),
+        }),
+        queryClient.invalidateQueries({
+          queryKey: ticketKeys.classDetail(ticketId, defectClass),
+        }),
+        queryClient.invalidateQueries({
+          queryKey: ticketKeys.defectClasses(ticketId),
+        }),
+        queryClient.invalidateQueries({ queryKey: ticketKeys.lists() }),
+      ]);
+    },
+    onError: () => toast.error('Failed to discard detection'),
+  });
+}
+
+export function useReviewDetectionRepairProofMutation({
+  ticketId,
+  videoId,
+  defectClass,
+}: {
+  ticketId: string;
+  videoId: string | undefined;
+  defectClass: string;
+}) {
+  const queryClient = useQueryClient();
+
+  return useMutation({
+    mutationFn: ({
+      detectionId,
+      payload,
+    }: {
+      detectionId: number;
+      payload: ReviewDetectionRepairProofPayload;
+    }) => detectionService.reviewRepairProof(ticketId, detectionId, payload),
+    onSuccess: async (_repairProof, variables) => {
+      toast.success(
+        variables.payload.action === 'approve'
+          ? 'Repair proof approved'
+          : 'Repair proof rejected',
+      );
+
+      await Promise.all([
+        videoId
+          ? queryClient.invalidateQueries({
+              queryKey: ticketKeys.classDetectionLists(videoId),
+            })
+          : Promise.resolve(),
+        queryClient.invalidateQueries({
+          queryKey: ticketKeys.classDetail(ticketId, defectClass),
+        }),
+        queryClient.invalidateQueries({
+          queryKey: ticketKeys.defectClasses(ticketId),
+        }),
+        queryClient.invalidateQueries({
+          queryKey: ticketKeys.overview(ticketId),
+        }),
+        queryClient.invalidateQueries({ queryKey: ticketKeys.lists() }),
+      ]);
+    },
+    onError: () => toast.error('Failed to review repair proof'),
+  });
+}
+
 export function useTicketExtensionRequestQuery(
  ticketId: string | undefined,
  assignmentId: number | undefined,
@@ -171,42 +294,6 @@ export function useAssignTicketMutation(ticketId: string) {
  });
 }

-export function useSubmitRepairMutation(ticketId: string) {
-  const queryClient = useQueryClient();
-
-  return useMutation({
-    mutationFn: (payload: SubmitRepairPayload) =>
-      ticketService.submitRepair(ticketId, payload),
-    onSuccess: (ticket) => {
-      toast.success('Repair submitted');
-      queryClient.setQueryData<TicketDetail>(
-        ticketKeys.classDetail(ticketId, ticket.defect_class),
-        (current) => mergeTicketDetailResponse(current, ticket),
-      );
-      queryClient.invalidateQueries({ queryKey: ticketKeys.lists() });
-    },
-    onError: () => toast.error('Failed to submit repair'),
-  });
-}
-
-export function useSubmitRepairUploadMutation(ticketId: string) {
-  const queryClient = useQueryClient();
-
-  return useMutation({
-    mutationFn: (payload: SubmitRepairUploadPayload) =>
-      ticketService.submitRepairUpload(ticketId, payload),
-    onSuccess: (ticket, payload) => {
-      toast.success('Repair evidence uploaded');
-      queryClient.setQueryData<TicketDetail>(
-        ticketKeys.classDetail(ticketId, payload.defect_class),
-        (current) => mergeTicketDetailResponse(current, ticket),
-      );
-      queryClient.invalidateQueries({ queryKey: ticketKeys.lists() });
-    },
-    onError: () => toast.error('Failed to upload repair evidence'),
-  });
-}
-
 export function useRequestTicketExtensionMutation(
  ticketId: string,
  assignmentId: number | undefined,
@@ -265,26 +352,6 @@ export function useReviewTicketExtensionMutation(
    onError: () => toast.error('Failed to review extension request'),
  });
 }
-export function useReviewRepairMutation(ticketId: string) {
-  const queryClient = useQueryClient();
-
-  return useMutation({
-    mutationFn: (payload: ReviewRepairPayload) =>
-      ticketService.reviewRepair(ticketId, payload),
-    onSuccess: (ticket, payload) => {
-      toast.success(
-        payload.action === 'approve' ? 'Repair approved' : 'Repair rejected',
-      );
-      queryClient.setQueryData<TicketDetail>(
-        ticketKeys.classDetail(ticketId, payload.defect_class),
-        (current) => mergeTicketDetailResponse(current, ticket),
-      );
-      queryClient.invalidateQueries({ queryKey: ticketKeys.lists() });
-    },
-    onError: () => toast.error('Failed to review repair'),
-  });
-}
-
 export function useCloseTicketMutation(ticketId: string) {
  const queryClient = useQueryClient();

--- a/src/app/(modules)/ticket/queries/ticketKeys.ts
+++ b/src/app/(modules)/ticket/queries/ticketKeys.ts
@@ -9,8 +9,21 @@ export const ticketKeys = {
    [...ticketKeys.details(), ticketId, 'overview'] as const,
  classDetail: (ticketId: string, defectClass: string) =>
    [...ticketKeys.details(), ticketId, 'class', defectClass] as const,
+  classDetectionLists: (videoId: string) =>
+    [...ticketKeys.details(), 'video', videoId, 'detections'] as const,
  classDetections: (videoId: string, params: VideoDetectionsParams) =>
-    [...ticketKeys.details(), 'video', videoId, 'detections', params] as const,
+    [...ticketKeys.classDetectionLists(videoId), params] as const,
+  classReviewDetections: (
+    videoId: string,
+    defectClass: string,
+    proofStatus?: string,
+  ) =>
+    [
+      ...ticketKeys.classDetectionLists(videoId),
+      'class-review',
+      defectClass,
+      proofStatus ?? 'all',
+    ] as const,
  defectClasses: (ticketId: string) =>
    [...ticketKeys.details(), ticketId, 'defect-classes'] as const,
  extensionRequest: (ticketId: string, assignmentId: number | undefined) =>
--- a/src/components/video/annotatedDetectionImage.tsx
+++ b/src/components/video/annotatedDetectionImage.tsx
@@ -1,8 +1,10 @@
 'use client';

+import { useState } from 'react';
 import { AlertTriangle, ImageIcon, Loader2 } from 'lucide-react';
 import Image from 'next/image';

+import { Dialog, DialogContent, DialogTitle } from '@/components/ui/dialog';
 import { useProtectedMediaObjectUrl } from '@/hooks/useProtectedMedia';
 import type { BoundingBoxOverlayItem, DetectionResultItem } from '@/types';

@@ -12,13 +14,18 @@ interface AnnotatedDetectionImageProps {
  detection?: DetectionResultItem;
  videoWidth: number;
  videoHeight: number;
+  aspectRatio?: string;
+  enableLightbox?: boolean;
 }

 export default function AnnotatedDetectionImage({
  detection,
  videoWidth,
  videoHeight,
+  aspectRatio: aspectRatioOverride,
+  enableLightbox = false,
 }: AnnotatedDetectionImageProps) {
+  const [isPreviewOpen, setIsPreviewOpen] = useState(false);
  const { objectUrl, isLoading, isError } = useProtectedMediaObjectUrl(
    detection?.detection.context_image_url,
  );
@@ -35,9 +42,65 @@ export default function AnnotatedDetectionImage({
    : [];

  const aspectRatio =
-    videoWidth > 0 && videoHeight > 0
+    aspectRatioOverride ??
+    (videoWidth > 0 && videoHeight > 0
      ? `${videoWidth} / ${videoHeight}`
-      : '16 / 9';
+      : '16 / 9');
+
+  const annotatedMedia = objectUrl ? (
+    <>
+      <Image
+        src={objectUrl}
+        alt={`${detection?.detection.display_name ?? 'Road defect'} detection`}
+        fill
+        unoptimized
+        sizes="(min-width: 1280px) 18rem, (min-width: 640px) 50vw, 100vw"
+        className="object-contain"
+      />
+      <BoundingBoxOverlay
+        detections={overlayDetections}
+        videoWidth={videoWidth}
+        videoHeight={videoHeight}
+      />
+    </>
+  ) : null;
+
+  if (detection && objectUrl && enableLightbox) {
+    return (
+      <>
+        <button
+          type="button"
+          onClick={() => setIsPreviewOpen(true)}
+          aria-label={`Open ${detection.detection.display_name} detection image`}
+          className="group relative flex w-full cursor-zoom-in items-center justify-center overflow-hidden rounded-lg border bg-black focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2"
+          style={{ aspectRatio }}
+        >
+          <Image
+            src={objectUrl}
+            alt={`${detection.detection.display_name} detection`}
+            fill
+            unoptimized
+            sizes="(min-width: 1280px) 18rem, (min-width: 640px) 50vw, 100vw"
+            className="object-contain"
+          />
+          <span className="pointer-events-none absolute inset-x-0 bottom-0 z-[3] bg-gradient-to-t from-black/70 to-transparent px-3 pb-2 pt-8 text-center text-xs font-medium text-white opacity-0 transition-opacity group-hover:opacity-100 group-focus-visible:opacity-100">
+            Click to view annotated image
+          </span>
+        </button>
+
+        <Dialog open={isPreviewOpen} onOpenChange={setIsPreviewOpen}>
+          <DialogContent className="h-[calc(100vh-2rem)] bg-black/95 p-4 text-white sm:max-w-[calc(100vw-2rem)]">
+            <DialogTitle className="sr-only">
+              {detection.detection.display_name} annotated detection image
+            </DialogTitle>
+            <div className="relative min-h-0 w-full flex-1 overflow-hidden rounded-lg bg-black">
+              {annotatedMedia}
+            </div>
+          </DialogContent>
+        </Dialog>
+      </>
+    );
+  }

  return (
    <div
@@ -60,20 +123,7 @@ export default function AnnotatedDetectionImage({
          <p>Failed to load the detection image.</p>
        </div>
      ) : (
-        <>
-          <Image
-            src={objectUrl}
-            alt={`${detection.detection.display_name} detection`}
-            fill
-            unoptimized
-            className="object-contain"
-          />
-          <BoundingBoxOverlay
-            detections={overlayDetections}
-            videoWidth={videoWidth}
-            videoHeight={videoHeight}
-          />
-        </>
+        annotatedMedia
      )}
    </div>
  );
--- a/src/constants/apiRoutes.ts
+++ b/src/constants/apiRoutes.ts
@@ -58,6 +58,9 @@ export const API_ROUTES = {
      `/biz/api/v1/results/${id}/annotation-frames`,
    DETECTIONS: (id: string) => `/biz/api/v1/results/${id}/detections`,
  },
+  DETECTIONS: {
+    DISCARD: (id: number) => `/biz/api/v1/detections/${id}/discard`,
+  },
  TICKETS: {
    BASE: '/biz/api/v1/tickets',
    DETAIL: (id: string) => `/biz/api/v1/tickets/${id}`,
@@ -65,16 +68,14 @@ export const API_ROUTES = {
      `/biz/api/v1/tickets/${id}/class-detail?defect_class=${defectClass}`,
    DEFECT_CLASSES: (id: string) => `/biz/api/v1/tickets/${id}/defect-classes`,
    ASSIGN: (id: string) => `/biz/api/v1/tickets/${id}/assign`,
-    SUBMIT_REPAIR: (id: string) => `/biz/api/v1/tickets/${id}/submit-repair`,
-    SUBMIT_REPAIR_UPLOAD: (id: string) =>
-      `/biz/api/v1/tickets/${id}/repair-proof`,
    REQUEST_EXTENSION: (ticketId: string, assignmentId: number) =>
      `/biz/api/v1/tickets/${ticketId}/assignments/${assignmentId}/extension-requests`,
    EXTENSION_REQUESTS: (ticketId: string) =>
      `/biz/api/v1/tickets/${ticketId}/extension-requests`,
    REVIEW_EXTENSION_REQUEST: (ticketId: string, assignmentId: number) =>
      `/biz/api/v1/tickets/${ticketId}/assignments/${assignmentId}/extension-request/decision`,
-    REVIEW: (id: string) => `/biz/api/v1/tickets/${id}/review`,
+    REVIEW_DETECTION_REPAIR_PROOF: (ticketId: string, detectionId: number) =>
+      `/biz/api/v1/tickets/${ticketId}/detections/${detectionId}/repair-proof/review`,
    CLOSE: (id: string) => `/biz/api/v1/tickets/${id}/close`,
    DETAIL_EVENTS_TOKEN: (id: string) =>
      `/biz/api/v1/tickets/${id}/events/token`,
--- a/src/constants/secrect.constant.ts
+++ b/src/constants/secrect.constant.ts
@@ -1,3 +1,3 @@
 export const ENV_CONSTANT = {
-  BASE_API_URL: process.env.NEXT_PUBLIC_API_URL,
+  BASE_API_URL: '/',
 };
--- a/src/providers/AppInitializer.tsx
+++ b/src/providers/AppInitializer.tsx
@@ -1,19 +1,20 @@
 'use client';

+import { Button } from '@/components/ui/button';
 import { initializeAuthenticatedApp } from '@/services/initializer.service';
 import { useAppStore } from '@/store/app.store';
 import { useAuthStore } from '@/store/auth.store';
 import type { ReactNode } from 'react';
-import { useEffect } from 'react';
+import { useEffect, useState } from 'react';

 export default function AppInitializer({ children }: { children: ReactNode }) {
  const accessToken = useAuthStore((state) => state.accessToken);
-  const logout = useAuthStore((state) => state.logout);
  const user = useAppStore((state) => state.user);
+  const loadStatus = useAppStore((state) => state.loadStatus);
  const setLoading = useAppStore((state) => state.setLoading);
  const setLoaded = useAppStore((state) => state.setLoaded);
  const setLoadError = useAppStore((state) => state.setLoadError);
-  const clearApp = useAppStore((state) => state.clear);
+  const [retryAttempt, setRetryAttempt] = useState(0);

  useEffect(() => {
    let isActive = true;
@@ -30,8 +31,6 @@ export default function AppInitializer({ children }: { children: ReactNode }) {
        await initializeAuthenticatedApp();
      } catch {
        if (isActive) {
-          logout();
-          clearApp();
          setLoadError();
        }
      }
@@ -42,15 +41,32 @@ export default function AppInitializer({ children }: { children: ReactNode }) {
    return () => {
      isActive = false;
    };
-  }, [
-    accessToken,
-    clearApp,
-    logout,
-    setLoaded,
-    setLoadError,
-    setLoading,
-    user,
-  ]);
+  }, [accessToken, retryAttempt, setLoaded, setLoadError, setLoading, user]);
+
+  if (accessToken && !user && loadStatus === 'error') {
+    return (
+      <main className="flex min-h-screen items-center justify-center bg-background px-6">
+        <div
+          className="flex max-w-md flex-col items-center gap-4 text-center"
+          role="alert"
+        >
+          <div className="space-y-2">
+            <h1 className="text-xl font-semibold">Unable to load workspace</h1>
+            <p className="text-sm text-muted-foreground">
+              We could not load your account details. Your session has been
+              kept, so you can safely try again.
+            </p>
+          </div>
+          <Button
+            type="button"
+            onClick={() => setRetryAttempt((value) => value + 1)}
+          >
+            Try again
+          </Button>
+        </div>
+      </main>
+    );
+  }

  return children;
 }
--- a/src/services/api/auth.service.ts
+++ b/src/services/api/auth.service.ts
@@ -14,9 +14,6 @@ export const authService = {
    const response = await axiosAuth.post<AuthResponseData>(
      API_ROUTES.AUTH.LOGIN,
      payload,
-      {
-        withCredentials: true,
-      },
    );
    return response.data;
  },
@@ -24,14 +21,11 @@ export const authService = {
    const response = await axiosAuth.post<AuthResponseData>(
      API_ROUTES.AUTH.REFRESH,
      {},
-      {
-        withCredentials: true,
-      },
    );
    return response.data;
  },
  logout: async (): Promise<void> => {
-    await axiosAuth.post(API_ROUTES.AUTH.LOGOUT, {}, { withCredentials: true });
+    await axiosAuth.post(API_ROUTES.AUTH.LOGOUT, {});
  },
  me: async (): Promise<MeResponse> => {
    const response = await axiosClient.get<MeResponse>(API_ROUTES.AUTH.ME);
--- a/src/services/api/detection.service.ts
+++ b/src/services/api/detection.service.ts
@@ -0,0 +1,36 @@
+import { API_ROUTES } from '@/constants/apiRoutes';
+import type {
+  DiscardDetectionPayload,
+  DiscardDetectionResponse,
+  ReviewDetectionRepairProofPayload,
+  ReviewDetectionRepairProofResponse,
+} from '@/types';
+
+import axiosClient from '../axios/axios';
+
+export const detectionService = {
+  discardDetection: async (
+    detectionId: number,
+    payload: DiscardDetectionPayload,
+  ): Promise<DiscardDetectionResponse> => {
+    const response = await axiosClient.post<DiscardDetectionResponse>(
+      API_ROUTES.DETECTIONS.DISCARD(detectionId),
+      payload,
+    );
+
+    return response.data;
+  },
+
+  reviewRepairProof: async (
+    ticketId: string,
+    detectionId: number,
+    payload: ReviewDetectionRepairProofPayload,
+  ): Promise<ReviewDetectionRepairProofResponse> => {
+    const response = await axiosClient.post<ReviewDetectionRepairProofResponse>(
+      API_ROUTES.TICKETS.REVIEW_DETECTION_REPAIR_PROOF(ticketId, detectionId),
+      payload,
+    );
+
+    return response.data;
+  },
+};
--- a/src/services/api/index.ts
+++ b/src/services/api/index.ts
@@ -3,6 +3,7 @@ export * from './package.service';
 export * from './auth.service';
 export { chainageService } from './chainage.service';
 export * from './video.service';
+export * from './detection.service';
 export * from './permission.service';
 export * from './role.service';
 export * from './user.service';
--- a/src/services/api/ticket.service.ts
+++ b/src/services/api/ticket.service.ts
@@ -7,10 +7,7 @@ import type {
  CloseTicketPayload,
  RequestTicketExtensionPayload,
  ReviewTicketExtensionPayload,
-  ReviewRepairPayload,
  SseTokenResponse,
-  SubmitRepairPayload,
-  SubmitRepairUploadPayload,
  TicketDetail,
  TicketExtensionRequestsResponse,
  TicketOverviewDetail,
@@ -91,41 +88,6 @@ export const ticketService = {
    return response.data;
  },

-  submitRepair: async (
-    ticketId: string,
-    payload: SubmitRepairPayload,
-  ): Promise<TicketDetail> => {
-    const response = await axiosClient.post<TicketDetail>(
-      API_ROUTES.TICKETS.SUBMIT_REPAIR(ticketId),
-      payload,
-    );
-    return response.data;
-  },
-
-  submitRepairUpload: async (
-    ticketId: string,
-    payload: SubmitRepairUploadPayload,
-  ): Promise<TicketDetail> => {
-    const formData = new FormData();
-    formData.append('defect_class', payload.defect_class);
-    formData.append('notes', payload.notes);
-    formData.append('video', payload.video);
-    payload.images.forEach((image) => {
-      formData.append('images', image);
-    });
-
-    const response = await axiosClient.post<TicketDetail>(
-      API_ROUTES.TICKETS.SUBMIT_REPAIR_UPLOAD(ticketId),
-      formData,
-      {
-        headers: {
-          'Content-Type': 'multipart/form-data',
-        },
-      },
-    );
-    return response.data;
-  },
-
  requestTicketExtension: async (
    ticketId: string,
    assignmentId: number,
@@ -162,17 +124,6 @@ export const ticketService = {
    );
    return response.data;
  },
-  reviewRepair: async (
-    ticketId: string,
-    payload: ReviewRepairPayload,
-  ): Promise<TicketDetail> => {
-    const response = await axiosClient.post<TicketDetail>(
-      API_ROUTES.TICKETS.REVIEW(ticketId),
-      payload,
-    );
-    return response.data;
-  },
-
  closeTicket: async (
    ticketId: string,
    payload: CloseTicketPayload,
--- a/src/services/api/video.service.ts
+++ b/src/services/api/video.service.ts
@@ -74,6 +74,7 @@ export const videoService = {
          skip: params?.skip ?? 0,
          limit: params?.limit ?? 1,
          class_name: params?.class_name,
+          proof_status: params?.proof_status,
          min_confidence: params?.min_confidence,
          sort: params?.sort ?? 'timestamp_asc',
          search: params?.search,
--- a/src/services/axios/axios.ts
+++ b/src/services/axios/axios.ts
@@ -7,11 +7,63 @@ const BASE_URL = ENV_CONSTANT.BASE_API_URL;

 const axiosClient = axios.create({
  baseURL: BASE_URL,
+  withCredentials: true,
  headers: {
    'Content-Type': 'application/json',
  },
 });

+export const axiosAuth = axios.create({
+  baseURL: BASE_URL,
+  withCredentials: true,
+  headers: {
+    'Content-Type': 'application/json',
+  },
+});
+
+let refreshPromise: Promise<string> | null = null;
+
+const isInvalidSessionResponse = (error: unknown) => {
+  if (!axios.isAxiosError(error)) return false;
+
+  return error.response?.status === 401 || error.response?.status === 403;
+};
+
+const refreshAccessToken = () => {
+  if (!refreshPromise) {
+    refreshPromise = axiosAuth
+      .post('api/auth/refresh', {})
+      .then((response) => {
+        const accessToken = response.data?.access_token;
+
+        if (!accessToken) {
+          throw new Error('Refresh failed: no access token');
+        }
+
+        useAuthStore.getState().setAccessToken(accessToken);
+
+        return accessToken;
+      })
+      .catch((error: unknown) => {
+        if (isInvalidSessionResponse(error)) {
+          useAuthStore.getState().logout();
+          useAppStore.getState().clear();
+
+          if (typeof window !== 'undefined') {
+            window.location.href = '/login';
+          }
+        }
+
+        throw error;
+      })
+      .finally(() => {
+        refreshPromise = null;
+      });
+  }
+
+  return refreshPromise;
+};
+
 axiosClient.interceptors.request.use(
  (config) => {
    const token = useAuthStore.getState().accessToken;
@@ -49,31 +101,11 @@ axiosClient.interceptors.response.use(
      originalRequest._retry = true;

      try {
-        const response = await axiosAuth.post(
-          'api/auth/refresh',
-          {},
-          {
-            withCredentials: true,
-          },
-        );
-        const accessToken = response.data?.access_token;
-
-        if (!accessToken) {
-          throw new Error('Refresh failed: no access token');
-        }
-
-        useAuthStore.getState().setAccessToken(accessToken);
+        const accessToken = await refreshAccessToken();
        originalRequest.headers.Authorization = `Bearer ${accessToken}`;

        return axiosClient(originalRequest);
      } catch (refreshError) {
-        useAuthStore.getState().logout();
-        useAppStore.getState().clear();
-
-        if (typeof window !== 'undefined') {
-          window.location.href = '/login';
-        }
-
        return Promise.reject(refreshError);
      }
    }
@@ -82,11 +114,4 @@ axiosClient.interceptors.response.use(
  },
 );

-export const axiosAuth = axios.create({
-  baseURL: BASE_URL,
-  headers: {
-    'Content-Type': 'application/json',
-  },
-});
-
 export default axiosClient;
--- a/src/types/detection.ts
+++ b/src/types/detection.ts
@@ -22,6 +22,25 @@ export type BoundingBoxOverlayItem = {
  bounding_box: DetectionBoundingBox;
 };

+export type DetectionRepairProof = {
+  submitted: boolean;
+  review_status: 'pending' | 'approved' | 'rejected';
+  notes: string | null;
+  proof_image_urls: string[];
+  submitted_at: string | null;
+  reviewed_at: string | null;
+  review_comment: string | null;
+  reviewed_by_user_id?: number | null;
+  reviewed_by_name?: string | null;
+};
+
+export type ReviewDetectionRepairProofPayload = {
+  action: 'approve' | 'reject';
+  comment?: string;
+};
+
+export type ReviewDetectionRepairProofResponse = DetectionRepairProof;
+
 export type DetectionResultItem = {
  id: string;
  detection: {
@@ -42,6 +61,7 @@ export type DetectionResultItem = {
    latitude: number | null;
    longitude: number | null;
  };
+  repair_proof: DetectionRepairProof | null;
 };

 export type DetectionResultLog = DetectionResultItem & {
@@ -59,11 +79,19 @@ export type VideoDetectionsParams = {
  skip?: number;
  limit?: number;
  class_name?: string | string[];
+  proof_status?: DetectionProofStatus;
  min_confidence?: number;
  sort?: string;
  search?: string;
 };

+export type DetectionProofStatus =
+  | 'not_submitted'
+  | 'submitted'
+  | 'pending'
+  | 'approved'
+  | 'rejected';
+
 export type VideoDetectionsResponse = {
  video_id: string;
  video_width: number;
@@ -75,6 +103,30 @@ export type VideoDetectionsResponse = {
  items: DetectionResultItem[];
 };

+export type DetectionDiscardReason =
+  | 'not_a_defect'
+  | 'wrong_class'
+  | 'duplicate'
+  | 'poor_image_quality'
+  | 'incorrect_location'
+  | 'already_repaired'
+  | 'other';
+
+export type DiscardDetectionPayload = {
+  reason: DetectionDiscardReason;
+  comment?: string;
+};
+
+export type DiscardDetectionResponse = {
+  detection_id: number;
+  video_id: string;
+  status: 'discarded';
+  feedback_id: number;
+  action: 'discarded';
+  ticket_detection_count: number;
+  created_at: string;
+};
+
 export type VideoAnnotationFramesParams = {
  start_time_ms: number;
  end_time_ms: number;
--- a/src/types/ticket/actions.ts
+++ b/src/types/ticket/actions.ts
@@ -29,18 +29,6 @@ export interface AssignTicketPayload {
  note?: string;
 }

-export interface SubmitRepairPayload {
-  notes: string;
-  proof_path: string;
-}
-
-export interface SubmitRepairUploadPayload {
-  defect_class: string;
-  notes: string;
-  video: File;
-  images: File[];
-}
-
 export interface RequestTicketExtensionPayload {
  requested_due_at: string;
  reason: string;
@@ -80,12 +68,6 @@ export interface TicketExtensionRequestsResponse {
  total: number;
 }

-export interface ReviewRepairPayload {
-  defect_class: string;
-  action: 'approve' | 'reject';
-  comment: string;
-}
-
 export interface CloseTicketPayload {
  defect_class: string;
 }
--- a/src/utils/routes.ts
+++ b/src/utils/routes.ts
@@ -15,4 +15,7 @@ export const ROUTES = {
  ACCOUNT: '/account',
  UPLOAD: '/upload',
  TICKET: '/ticket',
+  TICKET_DETAIL: (ticketId: string) => `/ticket/${ticketId}`,
+  TICKET_CLASS_REVIEW: (ticketId: string, defectClass: string) =>
+    `/ticket/${ticketId}/${defectClass}/review`,
 } as const;
Author	SHA1	Message	Date
santasri.pachhal	725c256791	refactor(api): simplify backend proxy to api and biz paths	2026-07-22 17:07:05 +05:30
santasri.pachhal	5d3dac0b21	refactor(api): add same-origin backend proxy for auth cookies	2026-07-22 16:18:17 +05:30
santasri.pachhal	e077467bce	refactor(ticket): remove web repair upload flow	2026-07-22 15:41:38 +05:30
santasri.pachhal	e94da54aa9	feat(ticket): add issue-by-issue repair review page	2026-07-22 14:46:34 +05:30
santasri.pachhal	76c87811d8	feat(tickets): add repair proof status filter for class issues	2026-07-21 19:24:40 +05:30
santasri.pachhal	830883c6b7	fix(auth): prevent logout on transient API failures	2026-07-13 19:29:04 +05:30
santasri.pachhal	68829dc72b	feat(tickets): add detection discard workflow	2026-07-13 19:27:54 +05:30
				`@@ -1 +0,0 @@`
				`export { RepairProofSummary as SubmittedRepairProofAction } from '../repair/RepairProofSummary';`