feat: 新增工具插件、系统日志、workflow配置及前端优化

1. 新增工具插件(edit_file, python_executor, search_file, shell_executor, write_file)
2. 新增系统事件日志模块和API
3. 新增workflow配置文件和详情API
4. 前端增加SSE、错误边界、设置引导等组件
5. 优化认证加密、速率限制、配置加载等工具模块
6. 删除废弃的cluster和health API
7. 补充单元测试和集成测试

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

frontend/src/i18n/locales/zh.json

@@ -37,7 +37,7 @@
     "placeholder": "让 kilostar 做点什么...",
     "send": "发送",
     "selectChat": "选择对话记录或创建新对话以开始",
-    "assistantName": "kilostar 助手",
+    "assistantName": "KiloStar 助手",
     "errorCommunication": "抱歉，与服务器通信时出错。",
     "mistakeWarning": "KiloStar 可能会犯错，重要信息请自行核实。",
     "addAttachment": "添加附件",
@@ -76,6 +76,10 @@
     "waitingEvents": "等待事件...",
     "replyPlaceholder": "回复工作流...",
     "refresh": "刷新数据",
+    "resume": "恢复工作流",
+    "resumeTriggered": "恢复请求已发送，工作流正在恢复中...",
+    "resumeFailed": "恢复工作流失败",
+    "sseReconnecting": "连接断开，{{seconds}}秒后重试...",
     "workflowDetails": "工作流详情",
     "loading": "正在加载工作流...",
     "titleRequired": "请输入工作流标题",
@@ -90,7 +94,11 @@
       "failed": "失败"
     },
     "total": "总数",
-    "queued": "排队中"
+    "queued": "排队中",
+    "filterAll": "全部",
+    "noWorkflowsInFilter": "当前筛选下无工作流",
+    "steps": "步骤",
+    "noStepsYet": "工作流步骤尚未生成"
   },
   "settings": {
     "settings": "设置",
@@ -163,6 +171,22 @@
     "editWorker": "编辑工作节点",
     "provider": "供应商",
     "model": "模型",
+    "config": "配置",
+    "workflowConfig": "工作流配置",
+    "maxRetryAttempts": "最大环重试次数",
+    "maxRetryAttemptsDesc": "工作流图中有环时，防止因异常反复进入环路的最大重试次数。默认为 5。",
+    "configSaved": "配置已保存并热重载生效",
+    "systemLogs": "系统日志",
+    "logFilterTraceId": "按 Trace ID 筛选",
+    "logFilterAllTypes": "所有事件类型",
+    "logFilterAllLevels": "所有级别",
+    "logSearch": "查询",
+    "logLevel": "级别",
+    "logType": "类型",
+    "logNode": "节点",
+    "logMessage": "消息",
+    "logTime": "时间",
+    "noLogs": "暂无日志记录",
     "description": "描述",
     "systemPrompt": "系统提示词",
     "outputTemplate": "输出模板 (JSON)",
@@ -224,6 +248,17 @@
     "none": "无",
     "creating": "创建中...",
     "actions": "操作",
-    "cancel": "取消"
+    "cancel": "取消",
+    "skip": "稍后再说",
+    "reset": "重置",
+    "save": "保存"
+  },
+  "setup": {
+    "coreNodesNotConfigured": "核心节点未配置",
+    "pleaseConfigureBeforeUse": "Regulatory 和 Consciousness 节点是系统的核心，请先完成配置后再使用工作流功能。",
+    "missingNodes": "未配置的节点",
+    "regulatoryNode": "监管节点 (Regulatory Node)",
+    "consciousnessNode": "意识节点 (Consciousness Node)",
+    "goToConfig": "前往配置"
   }
 }