feat: v0.1.1 迭代——人设外键重构、Chat UI优化、意识节点防幻觉、日志双视图

1. 人设外键重构：persona_template 成为 system_prompt 唯一权威来源，
   agent/系统节点通过 persona_id FK 引用，含数据迁移脚本
2. Chat UI：去掉底部AI提示、加号改为弹出菜单、新建对话乐观跳转
3. 意识节点：无可用worker时禁止编造agent_id，只能自行完成或拒绝
4. 日志页面：双tab布局（系统日志 + 工作流日志列表选择）
5. 其他：SSE流式聊天、对话删除/重命名、standalone模式修复

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

frontend/src/i18n/locales/en.json

@@ -10,6 +10,8 @@
     "workflow": "Workflow",
     "plugin": "Plugin",
     "agents": "Agents",
+    "config": "Config",
+    "logs": "Logs",
     "settings": "Settings"
   },
   "auth": {
@@ -187,6 +189,10 @@
     "logMessage": "Message",
     "logTime": "Time",
     "noLogs": "No log entries yet",
+    "workflowLogs": "Workflow Logs",
+    "workflowLogList": "Workflows",
+    "selectWorkflowToView": "Select a workflow to view execution logs",
+    "workflowAction": "Action",
     "description": "Description",
     "systemPrompt": "System Prompt",
     "outputTemplate": "Output Template (JSON)",
@@ -205,6 +211,8 @@
     "deleteTemplateConfirm": "Delete this template?",
     "noTemplates": "No persona templates yet",
     "templateName": "Template Name",
+    "selectPersona": "Select persona...",
+    "noPrompt": "(no prompt)",
     "builtin": "Built-in",
     "createFromTemplate": "Create worker from template",
     "workerCreatedFromTemplate": "Worker created from template successfully",
@@ -212,7 +220,8 @@
     "tagsPlaceholder": "Comma-separated, e.g.: assistant, translator, coder",
     "customPrompt": "Custom Prompt",
     "customPromptPlaceholder": "Additional content appended after the default system prompt...",
-    "displayName": "Display Name"
+    "displayName": "Display Name",
+    "persona": "Persona"
   },
   "plugin": {
     "toolManagement": "Tool Management",
@@ -265,6 +274,7 @@
     "actions": "Actions",
     "cancel": "Cancel",
     "skip": "Skip for now",
+    "status": "Status",
     "reset": "Reset",
     "save": "Save"
   },

frontend/src/i18n/locales/zh.json

@@ -10,6 +10,8 @@
     "workflow": "工作流",
     "plugin": "插件",
     "agents": "智能体",
+    "config": "配置",
+    "logs": "日志",
     "settings": "设置"
   },
   "auth": {
@@ -187,6 +189,10 @@
     "logMessage": "消息",
     "logTime": "时间",
     "noLogs": "暂无日志记录",
+    "workflowLogs": "工作流日志",
+    "workflowLogList": "工作流列表",
+    "selectWorkflowToView": "选择左侧工作流查看执行日志",
+    "workflowAction": "动作",
     "description": "描述",
     "systemPrompt": "系统提示词",
     "outputTemplate": "输出模板 (JSON)",
@@ -205,6 +211,8 @@
     "deleteTemplateConfirm": "确定要删除此模板吗？",
     "noTemplates": "暂无人设模板",
     "templateName": "模板名称",
+    "selectPersona": "请选择人设",
+    "noPrompt": "（无提示词）",
     "builtin": "内置",
     "createFromTemplate": "从模板创建工作者",
     "workerCreatedFromTemplate": "已从模板成功创建工作者",
@@ -212,7 +220,8 @@
     "tagsPlaceholder": "用逗号分隔，如：助手, 翻译, 代码",
     "customPrompt": "附加人设",
     "customPromptPlaceholder": "在默认系统提示词之后追加的自定义内容...",
-    "displayName": "显示名称"
+    "displayName": "显示名称",
+    "persona": "人设"
   },
   "plugin": {
     "toolManagement": "工具管理",
@@ -265,6 +274,7 @@
     "actions": "操作",
     "cancel": "取消",
     "skip": "稍后再说",
+    "status": "状态",
     "reset": "重置",
     "save": "保存"
   },