feat(system):优化后端

1.新增后端测试
2.增加了后端的加密
3.增加了i18n（国际化）

frontend/src/i18n/locales/zh.json

@@ -19,12 +19,15 @@
     "signUpToStart": "注册以开始使用平台",
     "username": "用户名",
     "password": "密码",
+    "usernamePlaceholder": "请输入用户名",
+    "passwordPlaceholder": "请输入密码",
     "signIn": "登录",
     "signUp": "注册",
     "noAccount": "还没有账号？",
     "hasAccount": "已有账号？",
     "processing": "处理中...",
-    "registerSuccess": "注册成功，请登录。"
+    "registerSuccess": "注册成功，请登录。",
+    "authFailed": "登录失败，请检查用户名和密码"
   },
   "chat": {
     "newChat": "新对话",
@@ -35,7 +38,16 @@
     "send": "发送",
     "selectChat": "选择对话记录或创建新对话以开始",
     "assistantName": "kilostar 助手",
-    "errorCommunication": "抱歉，与服务器通信时出错。"
+    "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",
+    "defaultTitle": "新对话",
+    "quickActions": {
+      "brainstorm": "头脑风暴",
+      "writeCode": "写代码",
+      "summarize": "总结文档",
+      "search": "查找资料"
+    }
   },
   "workflow": {
     "workflows": "工作流",
@@ -66,6 +78,11 @@
     "refresh": "刷新数据",
     "workflowDetails": "工作流详情",
     "loading": "正在加载工作流...",
+    "titleRequired": "请输入工作流标题",
+    "commandRequired": "请输入具体需求描述",
+    "createFailed": "创建工作流失败，请重试",
+    "chars": "字符",
+    "submitHint": "Ctrl + Enter 发送",
     "status": {
       "waiting": "等待中",
       "running": "运行中",
@@ -104,13 +121,86 @@
     "editUserRole": "编辑用户角色",
     "enterUsername": "例如：zhangsan",
     "enterPassword": "输入安全密码",
-    "fillBoth": "请填写用户名和密码。"
+    "fillBoth": "请填写用户名和密码。",
+    "registerFailed": "注册失败，请重试。",
+    "roleUser": "用户",
+    "userManagementDesc": "管理系统用户及其角色",
+    "noUsers": "暂无用户",
+    "systemSettingsDesc": "全局平台配置",
+    "langEnglish": "English",
+    "langChinese": "简体中文"
   },
   "agent": {
     "individual": "个体",
+    "individualDesc": "管理系统节点和自定义工作者",
     "providerManagement": "供应商管理",
-    "skills": "技能",
-    "tools": "工具"
+    "providerDesc": "配置外部 AI 模型供应商",
+    "addProvider": "添加供应商",
+    "noProviders": "暂无已配置的供应商",
+    "providerFillAll": "请填写所有字段。",
+    "providerAddFailed": "添加供应商失败，请检查输入后重试。",
+    "deleteProviderConfirm": "确定要删除此供应商吗？",
+    "providerType": "类型",
+    "providerTitle": "名称",
+    "baseUrl": "基础 URL",
+    "apiKey": "API 密钥",
+    "providerTitlePlaceholder": "我的 OpenAI",
+    "baseUrlPlaceholder": "https://api.openai.com/v1",
+    "apiKeyPlaceholder": "sk-...",
+    "addNewProvider": "添加新供应商",
+    "endpoint": "接口",
+    "addWorker": "添加工作者",
+    "loadFailed": "加载数据失败",
+    "deleteWorkerConfirm": "确定要删除此代理吗？",
+    "noIndividuals": "暂无个体",
+    "name": "名称",
+    "type": "类型",
+    "providerModel": "供应商 / 模型",
+    "editSystemNode": "编辑系统节点",
+    "createWorker": "创建工作节点",
+    "editWorker": "编辑工作节点",
+    "provider": "供应商",
+    "model": "模型",
+    "description": "描述",
+    "systemPrompt": "系统提示词",
+    "outputTemplate": "输出模板 (JSON)",
+    "boundSkill": "绑定技能",
+    "workspace": "工作空间 (JSON)",
+    "tools": "工具",
+    "noTools": "暂无工具",
+    "system": "系统",
+    "type.ordinary_individual": "普通",
+    "type.skill_individual": "技能",
+    "type.special_individual": "特殊"
+  },
+  "plugin": {
+    "toolManagement": "工具管理",
+    "toolDesc": "管理代理工具和函数",
+    "availableTools": "可用工具",
+    "toolSubDesc": "已安装的工具",
+    "noTools": "暂无已安装的工具",
+    "skillManagement": "技能管理",
+    "skillDesc": "管理代理技能和函数",
+    "installSkill": "安装技能",
+    "installSkillDesc": "从代码仓库安装",
+    "repoUrl": "仓库地址",
+    "repoUrlPlaceholder": "https://github.com/user/repo",
+    "pathOptional": "路径（可选）",
+    "pathPlaceholder": "子文件夹/路径",
+    "skillInstallSuccess": "技能安装成功",
+    "skillInstallFailed": "技能安装失败",
+    "deleteSkillConfirm": "确定要删除技能 {{name}} 吗？",
+    "skillDeleteFailed": "删除技能失败",
+    "installedSkills": "已安装技能 ({{count}})",
+    "noSkills": "暂无已安装的技能",
+    "install": "安装"
+  },
+  "topbar": {
+    "switchToEn": "Switch to English",
+    "switchToZh": "切换到中文",
+    "lightMode": "浅色模式",
+    "darkMode": "深色模式",
+    "logout": "退出登录"
   },
   "common": {
     "close": "关闭",
@@ -118,6 +208,20 @@
     "loading": "加载中...",
     "error": "错误",
     "success": "成功",
-    "back": "返回"
+    "back": "返回",
+    "unnamed": "未命名",
+    "unknown": "未知",
+    "default": "默认",
+    "edit": "编辑",
+    "delete": "删除",
+    "deleteFailed": "删除失败",
+    "saving": "保存中...",
+    "saveFailed": "保存失败",
+    "installing": "安装中...",
+    "select": "请选择",
+    "none": "无",
+    "creating": "创建中...",
+    "actions": "操作",
+    "cancel": "取消"
   }
 }