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/test/search.e2e-spec.ts

@@ -0,0 +1,97 @@
+import { INestApplication } from '@nestjs/common';
+import * as bcrypt from 'bcryptjs';
+import request from 'supertest';
+import { App } from 'supertest/types';
+import { PrismaService } from '../src/prisma/prisma.service';
+import { createTestApp } from './utils/create-test-app';
+import { login } from './utils/api';
+
+interface SearchResultBody {
+  type: string;
+  id: string;
+  label: string;
+}
+
+interface ColonyBody {
+  id: string;
+  status: string;
+}
+
+describe('Search and filters (e2e)', () => {
+  let app: INestApplication<App>;
+  let prisma: PrismaService;
+  const readonlyEmail = `search-e2e-readonly-${Date.now()}@example.com`;
+  const password = 'SuperSecret123!';
+  let readonlyId: string;
+  let readonlyToken: string;
+  let apiaryId: string;
+  let colonyId: string;
+  let dissolvedColonyId: string;
+  const uniqueCode = `SRCH-${Date.now()}`;
+
+  beforeAll(async () => {
+    app = await createTestApp();
+    prisma = app.get(PrismaService);
+
+    const passwordHash = await bcrypt.hash(password, 12);
+    const readonly = await prisma.user.create({
+      data: {
+        email: readonlyEmail,
+        passwordHash,
+        name: 'Readonly',
+        role: 'READONLY',
+      },
+    });
+    readonlyId = readonly.id;
+    readonlyToken = (await login(app, readonlyEmail, password)).accessToken;
+
+    const apiary = await prisma.apiary.create({
+      data: { name: `Stand ${Date.now()}` },
+    });
+    apiaryId = apiary.id;
+    const colony = await prisma.colony.create({
+      data: { code: uniqueCode, apiaryId, colonyType: 'PRODUCTION_COLONY' },
+    });
+    colonyId = colony.id;
+    const dissolvedColony = await prisma.colony.create({
+      data: {
+        code: `${uniqueCode}-DISSOLVED`,
+        apiaryId,
+        colonyType: 'PRODUCTION_COLONY',
+        status: 'DISSOLVED',
+      },
+    });
+    dissolvedColonyId = dissolvedColony.id;
+  });
+
+  afterAll(async () => {
+    await prisma.colony.deleteMany({
+      where: { id: { in: [colonyId, dissolvedColonyId] } },
+    });
+    await prisma.apiary.deleteMany({ where: { id: apiaryId } });
+    await prisma.refreshToken.deleteMany({ where: { userId: readonlyId } });
+    await prisma.auditLog.deleteMany({ where: { userId: readonlyId } });
+    await prisma.user.deleteMany({ where: { id: readonlyId } });
+    await app.close();
+  });
+
+  it('finds a colony by its code across entity types', async () => {
+    const response = await request(app.getHttpServer())
+      .get(`/api/v1/search?q=${uniqueCode}`)
+      .set('Authorization', `Bearer ${readonlyToken}`)
+      .expect(200);
+    const results = response.body as SearchResultBody[];
+    expect(
+      results.some((entry) => entry.type === 'Colony' && entry.id === colonyId),
+    ).toBe(true);
+  });
+
+  it('filters colonies by status', async () => {
+    const response = await request(app.getHttpServer())
+      .get(`/api/v1/colonies?status=DISSOLVED&apiaryId=${apiaryId}`)
+      .set('Authorization', `Bearer ${readonlyToken}`)
+      .expect(200);
+    const colonies = response.body as ColonyBody[];
+    expect(colonies.map((entry) => entry.id)).toEqual([dissolvedColonyId]);
+  });
+});