feat(routes): add dependency injection for local ad repository

- Add provider for DataRepository<LocalAd> in middleware
- Inject localAdRepository using deps.localAdRepository

Author: fulleni

routes/_middleware.dart

@@ -127,6 +127,11 @@ Handler middleware(Handler handler) {
                   (_) => deps.remoteConfigRepository,
                 ),
               )
+              .use(
+                provider<DataRepository<LocalAd>>(
+                  (_) => deps.localAdRepository,
+                ),
+              )
               .use(provider<EmailRepository>((_) => deps.emailRepository))
               .use(
                 provider<TokenBlacklistService>(