feat(api): restructure api with axios and chainage related changes

src/app/(modules)/new-analysis/page.tsx

@@ -2,7 +2,7 @@
 
 import { useRouter } from "next/navigation"
 import dynamic from "next/dynamic"
-import { saveSession } from "@/lib/api"
+import { sessionService } from "@/services/api"
 import { SessionContext } from "@/types"
 import { PowerCircle, TrendingUp } from "lucide-react"
 import { PageHeader } from "@/components/page-header"
@@ -21,7 +21,7 @@ export default function NewAnalysisPage() {
 
     const handleSelectionComplete = (session: SessionContext) => {
         // Save session to storage and navigate to upload page
-        saveSession(session)
+        sessionService.saveSession(session)
         router.push(ROUTES.UPLOAD)
     }