refactor(ui): restructure sidebar into 7 groups, keep Nodes/TTS untranslated

Regroup sidebar from 4 to 7 sections (Core, Conversations, Connectivity,
Capabilities, Data, Monitoring, System) for better organization. Keep
technical terms Nodes and TTS as-is across all languages.

ui/web/src/components/layout/sidebar.tsx

@@ -23,6 +23,7 @@ import {
   HardDrive,
   Inbox,
   Brain,
+  Network,
   Contact,
 } from "lucide-react";
 import { useTranslation } from "react-i18next";
@@ -72,21 +73,34 @@ export function Sidebar({ collapsed, onNavItemClick }: SidebarProps) {
         <SidebarGroup label={t("groups.core")} collapsed={collapsed}>
           <SidebarItem to={ROUTES.OVERVIEW} icon={LayoutDashboard} label={t("nav.overview")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.CHAT} icon={MessageSquare} label={t("nav.chat")} collapsed={collapsed} />
-        </SidebarGroup>
-
-        <SidebarGroup label={t("groups.management")} collapsed={collapsed}>
           <SidebarItem to={ROUTES.AGENTS} icon={Bot} label={t("nav.agents")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.TEAMS} icon={Users} label={t("nav.agentTeams")} collapsed={collapsed} />
+        </SidebarGroup>
+
+        <SidebarGroup label={t("groups.conversations")} collapsed={collapsed}>
           <SidebarItem to={ROUTES.SESSIONS} icon={History} label={t("nav.sessions")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.PENDING_MESSAGES} icon={Inbox} label={t("nav.pendingMessages")} collapsed={collapsed} />
-          <SidebarItem to={ROUTES.CHANNELS} icon={Radio} label={t("nav.channels")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.CONTACTS} icon={Contact} label={t("nav.contacts")} collapsed={collapsed} />
+        </SidebarGroup>
+
+        <SidebarGroup label={t("groups.connectivity")} collapsed={collapsed}>
+          <SidebarItem to={ROUTES.CHANNELS} icon={Radio} label={t("nav.channels")} collapsed={collapsed} />
+          <SidebarItem to={ROUTES.NODES} icon={Link} label={t("nav.nodes")} collapsed={collapsed} badge={pendingCount} />
+        </SidebarGroup>
+
+        <SidebarGroup label={t("groups.capabilities")} collapsed={collapsed}>
           <SidebarItem to={ROUTES.SKILLS} icon={Zap} label={t("nav.skills")} collapsed={collapsed} />
-          <SidebarItem to={ROUTES.CRON} icon={Clock} label={t("nav.cron")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.CUSTOM_TOOLS} icon={Wrench} label={t("nav.customTools")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.BUILTIN_TOOLS} icon={Package} label={t("nav.builtinTools")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.MCP} icon={Plug} label={t("nav.mcpServers")} collapsed={collapsed} />
+          <SidebarItem to={ROUTES.TTS} icon={Volume2} label={t("nav.tts")} collapsed={collapsed} />
+          <SidebarItem to={ROUTES.CRON} icon={Clock} label={t("nav.cron")} collapsed={collapsed} />
+        </SidebarGroup>
+
+        <SidebarGroup label={t("groups.data")} collapsed={collapsed}>
           <SidebarItem to={ROUTES.MEMORY} icon={Brain} label={t("nav.memory")} collapsed={collapsed} />
+          <SidebarItem to={ROUTES.KNOWLEDGE_GRAPH} icon={Network} label={t("nav.knowledgeGraph")} collapsed={collapsed} />
+          <SidebarItem to={ROUTES.STORAGE} icon={HardDrive} label={t("nav.storage")} collapsed={collapsed} />
         </SidebarGroup>
 
         <SidebarGroup label={t("groups.monitoring")} collapsed={collapsed}>
@@ -95,15 +109,12 @@ export function Sidebar({ collapsed, onNavItemClick }: SidebarProps) {
           <SidebarItem to={ROUTES.DELEGATIONS} icon={ArrowRightLeft} label={t("nav.delegations")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.USAGE} icon={BarChart3} label={t("nav.usage")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.LOGS} icon={Terminal} label={t("nav.logs")} collapsed={collapsed} />
-          <SidebarItem to={ROUTES.STORAGE} icon={HardDrive} label={t("nav.storage")} collapsed={collapsed} />
         </SidebarGroup>
 
         <SidebarGroup label={t("groups.system")} collapsed={collapsed}>
           <SidebarItem to={ROUTES.PROVIDERS} icon={Cpu} label={t("nav.providers")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.CONFIG} icon={Settings} label={t("nav.config")} collapsed={collapsed} />
           <SidebarItem to={ROUTES.APPROVALS} icon={ShieldCheck} label={t("nav.approvals")} collapsed={collapsed} />
-          <SidebarItem to={ROUTES.NODES} icon={Link} label={t("nav.nodes")} collapsed={collapsed} badge={pendingCount} />
-          <SidebarItem to={ROUTES.TTS} icon={Volume2} label={t("nav.tts")} collapsed={collapsed} />
         </SidebarGroup>
       </nav>
 

ui/web/src/i18n/locales/en/sidebar.json

@@ -1,7 +1,10 @@
 {
   "groups": {
     "core": "Core",
-    "management": "Management",
+    "conversations": "Conversations",
+    "connectivity": "Connectivity",
+    "capabilities": "Capabilities",
+    "data": "Data",
     "monitoring": "Monitoring",
     "system": "System"
   },
@@ -20,6 +23,7 @@
     "builtinTools": "Built-in Tools",
     "mcpServers": "MCP Servers",
     "memory": "Memory",
+    "knowledgeGraph": "Knowledge Graph",
     "traces": "Traces",
     "realtimeEvents": "Realtime Events",
     "delegations": "Delegations",

ui/web/src/i18n/locales/vi/nodes.json

@@ -1,5 +1,5 @@
 {
-  "title": "Nút",
+  "title": "Nodes",
   "description": "Quản lý thiết bị ghép nối và yêu cầu ghép nối đang chờ",
   "emptyTitle": "Không có thiết bị nào",
   "emptyDescription": "Không có thiết bị ghép nối hoặc yêu cầu ghép nối đang chờ.",

ui/web/src/i18n/locales/vi/sidebar.json

@@ -1,7 +1,10 @@
 {
   "groups": {
     "core": "Chính",
-    "management": "Quản lý",
+    "conversations": "Hội thoại",
+    "connectivity": "Kết nối",
+    "capabilities": "Khả năng",
+    "data": "Dữ liệu",
     "monitoring": "Giám sát",
     "system": "Hệ thống"
   },
@@ -20,6 +23,7 @@
     "builtinTools": "Công cụ tích hợp",
     "mcpServers": "Máy chủ MCP",
     "memory": "Bộ nhớ",
+    "knowledgeGraph": "Knowledge Graph",
     "traces": "Theo dõi",
     "realtimeEvents": "Sự kiện thời gian thực",
     "delegations": "Ủy quyền",
@@ -29,7 +33,7 @@
     "providers": "Provider",
     "config": "Cấu hình",
     "approvals": "Phê duyệt",
-    "nodes": "Nút",
-    "tts": "Chuyển văn bản thành giọng nói"
+    "nodes": "Nodes",
+    "tts": "TTS"
   }
 }

ui/web/src/i18n/locales/zh/nodes.json

@@ -1,5 +1,5 @@
 {
-  "title": "节点",
+  "title": "Nodes",
   "description": "管理已配对设备和待处理配对请求",
   "emptyTitle": "没有设备",
   "emptyDescription": "没有已配对设备或待处理配对请求。",

ui/web/src/i18n/locales/zh/sidebar.json

@@ -1,7 +1,10 @@
 {
   "groups": {
     "core": "核心",
-    "management": "管理",
+    "conversations": "会话",
+    "connectivity": "连接",
+    "capabilities": "能力",
+    "data": "数据",
     "monitoring": "监控",
     "system": "系统"
   },
@@ -20,7 +23,8 @@
     "logs": "日志",
     "mcpServers": "MCP 服务器",
     "memory": "记忆",
-    "nodes": "节点",
+    "knowledgeGraph": "Knowledge Graph",
+    "nodes": "Nodes",
     "overview": "概览",
     "pendingMessages": "待处理消息",
     "providers": "Provider",
@@ -29,7 +33,7 @@
     "skills": "Skill",
     "storage": "存储",
     "traces": "追踪",
-    "tts": "语音合成",
+    "tts": "TTS",
     "usage": "用量"
   }
 }