feat(server): 添加节目配置文件管理

- 新增 programs.json 配置文件
- 新增 ProgramConfigService 服务
- 新增节目配置 API 接口 (GET/PUT /api/admin/programs)
- 修改 AdminService 使用配置服务替代硬编码
- 添加单元测试

packages/server/src/index.ts

@@ -6,6 +6,7 @@ import { initializeSocket } from './socket';
 import { loadLuaScripts } from './services/vote.service';
 import { loadVotingScripts } from './services/voting.engine';
 import { prizeConfigService } from './services/prize-config.service';
+import { programConfigService } from './services/program-config.service';
 import { participantService } from './services/participant.service';
 
 async function main(): Promise<void> {
@@ -23,6 +24,10 @@ async function main(): Promise<void> {
     logger.info('Loading prize configuration...');
     await prizeConfigService.load();
 
+    // Load program configuration
+    logger.info('Loading program configuration...');
+    await programConfigService.load();
+
     // Restore participants from Redis
     logger.info('Restoring participants from Redis...');
     await participantService.restoreFromRedis();