feat(dashboard): add profiles management page

Copy profile dashboard changes onto a fresh branch under the vincez-hms-coder account.

Includes:
- Profiles dashboard route and sidebar entry
- Profile lifecycle REST endpoints
- SOUL.md read/write support
- i18n labels and helper text updates
- Targeted profile API tests

Test plan:
- pytest tests/hermes_cli/test_web_server.py -k profile -q
- cd web && npm run build

web/src/i18n/zh.ts

@@ -73,6 +73,7 @@ export const zh: Translations = {
       documentation: "文档",
       keys: "密钥",
       logs: "日志",
+      profiles: "多Agent配置",
       sessions: "会话",
       skills: "技能",
     },
@@ -207,6 +208,38 @@ export const zh: Translations = {
     },
   },
 
+  profiles: {
+    newProfile: "新建多Agent配置",
+    name: "名称",
+    namePlaceholder: "例如：coder, writer 等",
+    nameRequired: "名称必填",
+    nameRule:
+      "仅允许小写字母、数字、下划线和短横线；首字符必须是字母或数字；最多 64 个字符。",
+    invalidName: "多Agent配置名称非法",
+    cloneFromDefault: "从默认多Agent配置克隆配置",
+    allProfiles: "多Agent配置列表",
+    noProfiles: "暂无多Agent配置。",
+    defaultBadge: "默认",
+    hasEnv: "已配置 env",
+    model: "模型",
+    skills: "技能",
+    rename: "重命名",
+    editSoul: "编辑 SOUL.md",
+    soulSection: "SOUL.md（人格 / 系统提示词）",
+    soulPlaceholder: "# 这个代理应当如何工作……",
+    saveSoul: "保存 SOUL",
+    soulSaved: "SOUL.md 已保存",
+    openInTerminal: "复制 CLI 命令",
+    commandCopied: "已复制到剪贴板",
+    copyFailed: "复制失败",
+    confirmDeleteTitle: "删除多Agent配置？",
+    confirmDeleteMessage:
+      "将永久删除多Agent配置 '{name}' — 包括配置、密钥、记忆、会话、技能、定时任务。此操作无法撤销。",
+    created: "已创建",
+    deleted: "已删除",
+    renamed: "已重命名",
+  },
+
   skills: {
     title: "技能",
     searchPlaceholder: "搜索技能和工具集...",