feat: add CliStreamMonitor and related components for CLI output streaming

- Implemented CliStreamMonitor component for real-time CLI output monitoring with multi-execution support.
- Created JsonFormatter component for displaying JSON content in various formats (text, card, inline).
- Added utility functions for JSON detection and formatting in jsonUtils.ts.
- Introduced LogBlock utility functions for styling CLI output lines.
- Developed a new Collapsible component for better UI interactions.
- Created IssueHubPage for managing issues, queue, and discovery with tab navigation.

ccw/frontend/src/locales/zh/cli-monitor.json

@@ -1,6 +1,6 @@
 {
   "title": "CLI 流式监控",
-  "searchPlaceholder": "搜索输出...",
+  "searchPlaceholder": "搜索日志...",
   "noExecutions": "没有正在执行的 CLI 任务",
   "noExecutionsHint": "启动 CLI 命令以查看实时输出",
   "selectExecution": "选择一个任务以查看输出",
@@ -14,5 +14,36 @@
   "autoScroll": "自动滚动",
   "scrollToBottom": "滚动到底部",
   "close": "关闭",
-  "refresh": "刷新"
+  "refresh": "刷新",
+  "refreshing": "刷新中...",
+  "live": "实时",
+  "executions": "{count} 个执行",
+  "active": "{count} 个活跃",
+  "filter": {
+    "all": "全部",
+    "errors": "错误",
+    "content": "内容",
+    "system": "系统"
+  },
+  "view": {
+    "preview": "预览",
+    "json": "JSON",
+    "raw": "原始"
+  },
+  "viewMode": "视图模式",
+  "settings": "设置",
+  "noMessages": "等待消息...",
+  "noMatch": "没有匹配的消息",
+  "statusBar": "{total} 个执行 | {active} 个活跃 | {error} 个错误 | {lines} 行",
+  "copy": "复制",
+  "copied": "已复制",
+  "rawJson": "原始 JSON",
+  "retry": "重试",
+  "dismiss": "关闭",
+  "thinking": "思考中...",
+  "streaming": "流式输出中...",
+  "tokens": "令牌: {count}",
+  "duration": "时长: {value}",
+  "model": "模型: {name}",
+  "user": "用户"
 }

ccw/frontend/src/locales/zh/issues.json

@@ -89,6 +89,14 @@
     "title": "发现",
     "pageTitle": "问题发现",
     "description": "查看和管理问题发现会话",
+    "totalSessions": "总会话数",
+    "completedSessions": "已完成",
+    "runningSessions": "运行中",
+    "totalFindings": "发现",
+    "sessionList": "会话列表",
+    "noSessions": "未发现会话",
+    "noSessionsDescription": "启动新的问题发现会话以开始",
+    "findingsDetail": "发现详情",
     "stats": {
       "totalSessions": "总会话数",
       "completed": "已完成",
@@ -135,5 +143,14 @@
       "export": "导出发现",
       "refresh": "刷新"
     }
+  },
+  "hub": {
+    "title": "问题中心",
+    "description": "统一管理问题、队列和发现",
+    "tabs": {
+      "issues": "问题列表",
+      "queue": "执行队列",
+      "discovery": "问题发现"
+    }
   }
 }

ccw/frontend/src/locales/zh/navigation.json

@@ -41,5 +41,42 @@
     "sessions": "会话",
     "detail": "详情",
     "settings": "设置"
+  },
+  "cliMonitor": {
+    "title": "CLI 流式监控",
+    "live": "实时",
+    "executions": "个执行",
+    "active": "活跃",
+    "errors": "错误",
+    "lines": "行",
+    "refresh": "刷新",
+    "refreshing": "刷新中...",
+    "searchPlaceholder": "搜索日志...",
+    "clear": "清除",
+    "filterAll": "全部",
+    "filterErrors": "错误",
+    "filterContent": "内容",
+    "filterSystem": "系统",
+    "viewPreview": "预览",
+    "viewJson": "JSON",
+    "viewRaw": "原始",
+    "settings": "设置",
+    "noExecutions": "无活跃的 CLI 执行",
+    "noExecutionsHint": "启动 CLI 命令以查看流式输出",
+    "noMessages": "等待消息...",
+    "noMatch": "未找到匹配的消息",
+    "statusBar": "{total} 个执行 | {active} 个活跃 | {errors} 个错误 | {lines} 行",
+    "copy": "复制",
+    "copied": "已复制！",
+    "rawJson": "原始 JSON",
+    "expand": "展开",
+    "collapse": "折叠",
+    "retry": "重试",
+    "dismiss": "忽略",
+    "thinking": "思考中...",
+    "completed": "已完成",
+    "tokens": "令牌数",
+    "duration": "耗时",
+    "model": "模型"
   }
 }