feat: 将所有中间件名称从'admin-auth'更新为'auth-admin'，以统一认证方式

agent/routes/issues/issue.ts

@@ -7,7 +7,7 @@ app.route({
   path: 'cnb',
   key: 'create-issue',
   description: '创建 Issue, 参数 repo, title, body, assignees, labels, priority',
-  middleware: ['admin-auth'],
+  middleware: ['auth-admin'],
   metadata: {
     tags: ['opencode'],
     ...createSkill({
@@ -51,7 +51,7 @@ app.route({
   path: 'cnb',
   key: 'complete-issue',
   description: '完成 Issue, 参数 repo, issueNumber',
-  middleware: ['admin-auth'],
+  middleware: ['auth-admin'],
   metadata: {
     tags: ['opencode'],
     ...createSkill({

agent/routes/issues/list.ts

@@ -7,7 +7,7 @@ app.route({
   path: 'cnb',
   key: 'list-issues',
   description: '查询 Issue 列表, 参数 repo, state, keyword, labels, page, page_size 等',
-  middleware: ['admin-auth'],
+  middleware: ['auth-admin'],
   metadata: {
     tags: ['opencode'],
     ...createSkill({