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/colonies/colonies.service.ts

@@ -5,13 +5,18 @@ import {
 } from '@nestjs/common';
 import { PrismaService } from '../prisma/prisma.service';
 import { AuditLogService } from '../audit/audit-log.service';
-import { Colony } from '../../generated/prisma';
+import { Colony, ColonyStatus } from '../../generated/prisma';
 import { CreateColonyDto } from './dto/create-colony.dto';
 import { UpdateColonyDto } from './dto/update-colony.dto';
 import { MoveColonyDto } from './dto/move-colony.dto';
 import { SplitColonyDto } from './dto/split-colony.dto';
 import { MergeColonyDto } from './dto/merge-colony.dto';
 
+export interface ColonyFilter {
+  status?: ColonyStatus;
+  apiaryId?: string;
+}
+
 @Injectable()
 export class ColoniesService {
   constructor(
@@ -19,8 +24,11 @@ export class ColoniesService {
     private readonly auditLog: AuditLogService,
   ) {}
 
-  async findAll(): Promise<Colony[]> {
-    return this.prisma.colony.findMany({ orderBy: { code: 'asc' } });
+  async findAll(filter: ColonyFilter = {}): Promise<Colony[]> {
+    return this.prisma.colony.findMany({
+      where: { status: filter.status, apiaryId: filter.apiaryId },
+      orderBy: { code: 'asc' },
+    });
   }
 
   async findById(id: string): Promise<Colony> {