fix(logs): gate repository list debug logs behind REPO_LIST_DEBUG_LOGS env flag

- Add REPO_LIST_DEBUG_LOGS environment variable to control debug output

- Gate debug logs in admin controller and gitea service

- Keep error/warn logs always enabled for production visibility

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

src/controllers/admin.ts

@@ -9,6 +9,7 @@ import { logger } from '../utils/logger';
 
 const publicRoutes = new Hono();
 const protectedRoutes = new Hono();
+const isRepoListDebugEnabled = process.env.REPO_LIST_DEBUG_LOGS === 'true';
 
 // --- Public Routes ---
 
@@ -47,9 +48,12 @@ protectedRoutes.get('/repositories', async (c) => {
   };
 
   try {
+    if (isRepoListDebugEnabled) {
       logger.debug('开始获取仓库列表', requestContext);
+    }
 
     const { repos, totalCount } = await giteaService.listAllRepositories(page, limit, query);
+    if (isRepoListDebugEnabled) {
       logger.debug('仓库搜索接口返回成功', {
         ...requestContext,
         reposCount: repos.length,
@@ -58,16 +62,19 @@ protectedRoutes.get('/repositories', async (c) => {
           .slice(0, 3)
           .map((repo) => (typeof repo.full_name === 'string' ? repo.full_name : null)),
       });
+    }
 
     const webhookUrl = c.req.url.replace(/\/admin\/api\/repositories.*$/, '/webhook/gitea');
     const fullNames = repos
       .map((repo) => (typeof repo.full_name === 'string' ? repo.full_name : null))
       .filter((name): name is string => name !== null);
+    if (isRepoListDebugEnabled) {
       logger.debug('准备批量读取项目级提示词', {
         ...requestContext,
         fullNamesCount: fullNames.length,
         fullNamesSample: fullNames.slice(0, 5),
       });
+    }
 
     let promptMap: Record<string, string>;
     try {

src/services/gitea.ts

@@ -3,6 +3,8 @@ import config from '../config';
 import { toErrorLogMeta } from '../utils/error-log';
 import { logger } from '../utils/logger';
 
+const isRepoListDebugEnabled = process.env.REPO_LIST_DEBUG_LOGS === 'true';
+
 export interface LineComment {
   path: string;
   line: number;
@@ -424,7 +426,10 @@ export const giteaService: GiteaService = {
     };
 
     try {
+      if (isRepoListDebugEnabled) {
         logger.debug('开始请求 Gitea 仓库搜索接口', requestContext);
+      }
+
       const response = await giteaAdminClient.get('/repos/search', {
         params: {
           page,
@@ -433,6 +438,7 @@ export const giteaService: GiteaService = {
         },
       });
 
+      if (isRepoListDebugEnabled) {
         logger.debug('Gitea 仓库搜索接口返回成功', {
           ...requestContext,
           status: response.status,
@@ -440,6 +446,7 @@ export const giteaService: GiteaService = {
           dataCount: Array.isArray(response.data?.data) ? response.data.data.length : null,
           headerTotalCount: response.headers['x-total-count'] ?? null,
         });
+      }
 
       const totalCount = Number.parseInt(response.headers['x-total-count'] || '0', 10);
       return { repos: response.data.data, totalCount };