feat(reputation): add ReputationService, rank resolver integration, and GET /api/reputation

apps/api/src/reputation/reputation.controller.spec.ts

@@ -0,0 +1,48 @@
+import { INestApplication } from '@nestjs/common';
+import { Test } from '@nestjs/testing';
+import request from 'supertest';
+import { App } from 'supertest/types';
+import { configureApplication } from '../app.config';
+import { DEMO_CHARACTER_ID } from '../demo/demo-character.constants';
+import { ReputationController } from './reputation.controller';
+import { ReputationService } from './reputation.service';
+
+describe('ReputationController', () => {
+  let app: INestApplication<App>;
+  const getCharacterReputation = jest.fn();
+
+  beforeEach(async () => {
+    getCharacterReputation.mockReset();
+    const module = await Test.createTestingModule({
+      controllers: [ReputationController],
+      providers: [{ provide: ReputationService, useValue: { getCharacterReputation } }],
+    }).compile();
+
+    app = module.createNestApplication<App>();
+    configureApplication(app);
+    await app.init();
+  });
+
+  afterEach(async () => {
+    await app.close();
+  });
+
+  it('delegates GET /api/reputation to reputationService.getCharacterReputation', async () => {
+    const entries = [
+      {
+        factionKey: 'border-guard',
+        factionName: 'Grenzwacht',
+        reputation: 40,
+        rank: 'STRANGER',
+        rankLabel: 'Fremder',
+        nextThreshold: 100,
+      },
+    ];
+    getCharacterReputation.mockResolvedValue(entries);
+
+    const response = await request(app.getHttpServer()).get('/api/reputation').expect(200);
+
+    expect(getCharacterReputation).toHaveBeenCalledWith(DEMO_CHARACTER_ID);
+    expect(response.body).toEqual(entries);
+  });
+});