feat(backend): Suche und Filter (Modul 14)

SearchModule mit GET /search?q= über Bienenstände, Völker,
Königinnen, Aufgaben und Honigchargen. Kombinierbare Filter
(Status, Standort, Bienenstand) in den bestehenden List-Endpunkten.

ApiCore-Backend/src/app.module.ts

@@ -19,6 +19,7 @@ import { ExtractionsModule } from './extractions/extractions.module';
 import { HoneyBatchesModule } from './honey-batches/honey-batches.module';
 import { StorageModule } from './storage/storage.module';
 import { DashboardModule } from './dashboard/dashboard.module';
+import { SearchModule } from './search/search.module';
 import { JwtAuthGuard } from './auth/guards/jwt-auth.guard';
 import { RolesGuard } from './auth/guards/roles.guard';
 
@@ -43,6 +44,7 @@ import { RolesGuard } from './auth/guards/roles.guard';
     HoneyBatchesModule,
     StorageModule,
     DashboardModule,
+    SearchModule,
   ],
   controllers: [],
   providers: [