refactor: use GET tenders/recommend and improve tender title UX

Load the Recommended tab from GET /api/v1/tenders/recommend instead of the
AI POST flow with 503 fallback. Fix notification pagination offset, make
tender titles selectable across list and detail views, and ignore .cursor.

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/views/your_tenders/widgets/tender_card.dart

@@ -99,10 +99,9 @@ class TenderCard extends StatelessWidget {
             SizedBox(height: 12.0.h()),
 
             // Title
-            Text(
+            SelectableText(
               tender.title!,
               maxLines: 1,
-              overflow: TextOverflow.ellipsis,
               style: TextStyle(
                 color: AppColors.grey80,
                 fontSize: 16.0.sp(),