Add error logging to hasAppInRepository for better debugging

Co-authored-by: Nandanrmenon <16499541+Nandanrmenon@users.noreply.github.com>

lib/services/database_service.dart

@@ -1,5 +1,6 @@
 import 'dart:convert';
 
+import 'package:flutter/foundation.dart';
 import 'package:path/path.dart';
 import 'package:sqflite/sqflite.dart';
 
@@ -602,6 +603,7 @@ class DatabaseService {
 
       return appResults.isNotEmpty;
     } catch (e) {
+      debugPrint('Error checking if app $packageName exists in repository $repositoryUrl: $e');
       return false;
     }
   }