新增后台命令索引页面与群命令视图

admin/dashboard/templates/base.html

@@ -1012,6 +1012,7 @@
             items: [
                 { label: '插件统计', path: '/plugins' },
                 { label: '插件管理', path: '/plugins_manage' },
+                { label: '命令索引', path: '/command_catalog' },
                 { label: '插件定时任务', path: '/plugin_schedules' },
                 { label: '群级插件配置', path: '/group_plugin_config' },
                 { label: '响应指令管理', path: '/fun_command_rules' },
@@ -1152,6 +1153,7 @@
                     '12': '/virtual_group',
                     '13': '/api_docs',
                     '14': '/system_status',
+                    '18': '/command_catalog',
                     '17': '/system_llm',
                     '15': '/file_browser',
                     '16': '/message_push'