diff --git a/.gitignore b/.gitignore
index 3123a28..1f93c9b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,10 @@ client/release/
 # local tooling data
 .codebuddy/
 .playwright-cli/
+
+# temp debug artifacts (screenshots / UI dumps)
+/apps-calendar-lite.png
+/apps-group-collapse.png
+/schedule-lunar.png
+/forms.yaml
+/forms2.yaml
diff --git a/client/electron/main.cjs b/client/electron/main.cjs
index c61abd2..2a023e4 100644
--- a/client/electron/main.cjs
+++ b/client/electron/main.cjs
@@ -9,7 +9,7 @@ function createWindow() {
     height: 800,
     minWidth: 980,
     minHeight: 640,
-    title: 'ChatOA',
+    title: `ChatOA v${app.getVersion()}`,
     autoHideMenuBar: true,
     webPreferences: {
       preload: path.join(__dirname, 'preload.cjs'),
diff --git a/client/package-lock.json b/client/package-lock.json
index 40c3226..b83a789 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -12,6 +12,7 @@
         "antd": "^5.22.0",
         "axios": "^1.7.9",
         "dayjs": "^1.11.13",
+        "lunar-typescript": "^1.8.6",
         "quill": "^1.3.7",
         "react": "^18.3.1",
         "react-dom": "^18.3.1",
@@ -4956,6 +4957,12 @@
         "yallist": "^3.0.2"
       }
     },
+    "node_modules/lunar-typescript": {
+      "version": "1.8.6",
+      "resolved": "https://registry.npmjs.org/lunar-typescript/-/lunar-typescript-1.8.6.tgz",
+      "integrity": "sha512-5Eo4T/cnuXfrgO4k5LCpOGHIUOuz5hCF/IfNv0T29WY2shR36Hiz+ecN9WjnUuxUKhql9gbOkPaQoqLFKtPRNA==",
+      "license": "MIT"
+    },
     "node_modules/matcher": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/matcher/-/matcher-3.0.0.tgz",
diff --git a/client/package.json b/client/package.json
index 6850704..d089819 100644
--- a/client/package.json
+++ b/client/package.json
@@ -55,6 +55,7 @@
     "antd": "^5.22.0",
     "axios": "^1.7.9",
     "dayjs": "^1.11.13",
+    "lunar-typescript": "^1.8.6",
     "quill": "^1.3.7",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
diff --git a/client/src/App.tsx b/client/src/App.tsx
index 2f37be8..52aff88 100644
--- a/client/src/App.tsx
+++ b/client/src/App.tsx
@@ -58,7 +58,10 @@ export default function App() {
           <Route path="/knowledge" element={<KeepAliveOutlet />} />
           <Route path="/apps" element={<KeepAliveOutlet />} />
           <Route path="/drive" element={<KeepAliveOutlet />} />
-          <Route path="/ai-chat" element={<Navigate to="/ai-chat/assistant" replace />} />
+          {/* 注意：/ai-chat 必须与 /ai-chat/:assistantId 都渲染 KeepAliveOutlet（相同类型），
+              若用 <Navigate> 会把 Outlet 位置的 KeepAliveOutlet 卸载，导致切走再切回时
+              所有 keep-alive 页面状态（如应用页打开的运行页签）被重置 */}
+          <Route path="/ai-chat" element={<KeepAliveOutlet />} />
           <Route path="/ai-chat/:assistantId" element={<KeepAliveOutlet />} />
         </Route>
         <Route path="*" element={<Navigate to="/chat" replace />} />
diff --git a/client/src/api/auth.ts b/client/src/api/auth.ts
index 94071ec..ebd91a0 100644
--- a/client/src/api/auth.ts
+++ b/client/src/api/auth.ts
@@ -22,3 +22,8 @@ export async function fetchMe() {
   const { data } = await client.get<User>('/auth/me');
   return data;
 }
+
+export async function updateMe(patch: { signature?: string; status?: string }) {
+  const { data } = await client.patch<User>('/auth/me', patch);
+  return data;
+}
diff --git a/client/src/components/ProfileModal.tsx b/client/src/components/ProfileModal.tsx
new file mode 100644
index 0000000..040d41d
--- /dev/null
+++ b/client/src/components/ProfileModal.tsx
@@ -0,0 +1,154 @@
+import { useEffect, useState } from 'react';
+import {
+  Avatar,
+  Button,
+  Descriptions,
+  Input,
+  Modal,
+  Select,
+  Tag,
+  message,
+} from 'antd';
+import { useAuth } from '../store/auth';
+import { USER_STATUS, userStatusMeta } from '../constants/user';
+
+interface Props {
+  open: boolean;
+  onClose: () => void;
+}
+
+/** 个人信息弹窗：展示资料 + 编辑签名 + 设置状态 */
+export default function ProfileModal({ open, onClose }: Props) {
+  const user = useAuth((s) => s.user);
+  const updateProfile = useAuth((s) => s.updateProfile);
+  const [signature, setSignature] = useState('');
+  const [status, setStatus] = useState<string | undefined>(undefined);
+  const [saving, setSaving] = useState(false);
+
+  // 每次打开时同步当前用户数据
+  useEffect(() => {
+    if (open) {
+      setSignature(user?.signature ?? '');
+      setStatus(user?.status);
+    }
+  }, [open, user]);
+
+  const save = async () => {
+    setSaving(true);
+    try {
+      await updateProfile({
+        signature: signature.trim(),
+        status: status && status !== user?.status ? status : undefined,
+      });
+      message.success('已保存');
+      onClose();
+    } catch {
+      message.error('保存失败，请重试');
+    } finally {
+      setSaving(false);
+    }
+  };
+
+  const statusMeta = userStatusMeta(user?.status);
+
+  return (
+    <Modal
+      title="个人信息"
+      open={open}
+      onCancel={onClose}
+      footer={[
+        <Button key="cancel" onClick={onClose}>
+          取消
+        </Button>,
+        <Button key="save" type="primary" loading={saving} onClick={save}>
+          保存
+        </Button>,
+      ]}
+    >
+      <div
+        style={{
+          display: 'flex',
+          alignItems: 'center',
+          gap: 16,
+          marginBottom: 16,
+        }}
+      >
+        <Avatar size={56} style={{ background: '#07c160', fontSize: 24 }}>
+          {user?.nickname?.[0] ?? 'U'}
+        </Avatar>
+        <div>
+          <div style={{ fontSize: 16, fontWeight: 600 }}>
+            {user?.nickname}
+            {statusMeta && (
+              <Tag color={statusMeta.color} style={{ marginLeft: 8 }}>
+                {statusMeta.label}
+              </Tag>
+            )}
+          </div>
+          <div style={{ color: 'rgba(0,0,0,0.45)', fontSize: 12 }}>
+            @{user?.username}
+          </div>
+        </div>
+      </div>
+
+      <Descriptions
+        column={1}
+        size="small"
+        labelStyle={{ width: 90, color: 'rgba(0,0,0,0.45)' }}
+        items={[
+          { key: 'dept', label: '部门', children: user?.department || '—' },
+          { key: 'title', label: '职位', children: user?.title || '—' },
+          { key: 'email', label: '邮箱', children: user?.email || '—' },
+          {
+            key: 'created',
+            label: '注册时间',
+            children: new Date(user?.createdAt ?? Date.now()).toLocaleString(),
+          },
+        ]}
+      />
+
+      <div style={{ marginTop: 16 }}>
+        <div style={{ marginBottom: 8, fontSize: 13, fontWeight: 600 }}>
+          个性签名
+        </div>
+        <Input
+          placeholder="介绍一下自己吧～"
+          value={signature}
+          maxLength={50}
+          showCount
+          onChange={(e) => setSignature(e.target.value)}
+        />
+      </div>
+
+      <div style={{ marginTop: 16 }}>
+        <div style={{ marginBottom: 8, fontSize: 13, fontWeight: 600 }}>
+          我的状态
+        </div>
+        <Select
+          style={{ width: '100%' }}
+          placeholder="选择当前状态"
+          value={status}
+          onChange={setStatus}
+          options={USER_STATUS.map((s) => ({
+            value: s.value,
+            label: (
+              <span>
+                <span
+                  style={{
+                    display: 'inline-block',
+                    width: 8,
+                    height: 8,
+                    borderRadius: '50%',
+                    background: s.color,
+                    marginRight: 8,
+                  }}
+                />
+                {s.label}
+              </span>
+            ),
+          }))}
+        />
+      </div>
+    </Modal>
+  );
+}
diff --git a/client/src/constants/user.ts b/client/src/constants/user.ts
new file mode 100644
index 0000000..a686cb9
--- /dev/null
+++ b/client/src/constants/user.ts
@@ -0,0 +1,19 @@
+export interface UserStatusMeta {
+  value: string;
+  label: string;
+  color: string;
+}
+
+/** 内置个人状态（用户可在个人信息弹窗中设置） */
+export const USER_STATUS: UserStatusMeta[] = [
+  { value: 'work', label: '上班', color: '#07c160' },
+  { value: 'out', label: '外出', color: '#1890ff' },
+  { value: 'trip', label: '出差', color: '#722ed1' },
+  { value: 'leave', label: '请假', color: '#fa8c16' },
+  { value: 'study', label: '学习', color: '#13c2c2' },
+  { value: 'holiday', label: '休假', color: '#eb2f96' },
+];
+
+export function userStatusMeta(status?: string): UserStatusMeta | undefined {
+  return USER_STATUS.find((s) => s.value === status);
+}
diff --git a/client/src/layout/KeepAliveOutlet.tsx b/client/src/layout/KeepAliveOutlet.tsx
index 7284d92..25ad998 100644
--- a/client/src/layout/KeepAliveOutlet.tsx
+++ b/client/src/layout/KeepAliveOutlet.tsx
@@ -54,7 +54,9 @@ export default function KeepAliveOutlet() {
   const renderKeys = mountedKeys.includes(activeKey) ? mountedKeys : [...mountedKeys, activeKey];
 
   // AI 对话页的助手 id 从路径解析（常驻后不再依赖 Route 的 useParams）
-  const assistantId = activeKey === 'ai-chat' ? location.pathname.split('/')[2] : undefined;
+  // /ai-chat（无 id）时兜底默认助手 'assistant'，与原 Navigate 重定向行为一致
+  const assistantId =
+    activeKey === 'ai-chat' ? location.pathname.split('/')[2] || 'assistant' : undefined;
   const lastAssistantIdRef = useRef<string | undefined>(undefined);
   if (assistantId) lastAssistantIdRef.current = assistantId;
 
diff --git a/client/src/layout/MainLayout.tsx b/client/src/layout/MainLayout.tsx
index 644acf1..eb4a397 100644
--- a/client/src/layout/MainLayout.tsx
+++ b/client/src/layout/MainLayout.tsx
@@ -1,4 +1,4 @@
-import { useEffect } from 'react';
+import { useEffect, useState } from 'react';
 import { Outlet, useLocation, useNavigate } from 'react-router-dom';
 import { Avatar, Badge, Tooltip } from 'antd';
 import {
@@ -14,6 +14,8 @@ import {
 } from '@ant-design/icons';
 import { useAuth } from '../store/auth';
 import { useChat } from '../store/chat';
+import { userStatusMeta } from '../constants/user';
+import ProfileModal from '../components/ProfileModal';
 import { connectSocket, disconnectSocket, onMessage, onPresence, onPresenceInit } from '../socket/socket';
 
 const NAV_ITEMS = [
@@ -23,14 +25,16 @@ const NAV_ITEMS = [
   { key: '/schedule', icon: <CalendarOutlined />, label: '日程' },
   { key: '/forms', icon: <FormOutlined />, label: '表单' },
   { key: '/knowledge', icon: <BookOutlined />, label: '笔记' },
-  { key: '/apps', icon: <AppstoreOutlined />, label: '应用' },
   { key: '/drive', icon: <CloudOutlined />, label: '网盘' },
+  { key: '/apps', icon: <AppstoreOutlined />, label: '应用' },
 ];
 
 export default function MainLayout() {
   const navigate = useNavigate();
   const location = useLocation();
+  const [profileOpen, setProfileOpen] = useState(false);
   const user = useAuth((s) => s.user);
+  const statusMeta = userStatusMeta(user?.status);
   const token = useAuth((s) => s.token);
   const logout = useAuth((s) => s.logout);
   const totalUnread = useChat((s) =>
@@ -120,15 +124,64 @@ export default function MainLayout() {
             <LogoutOutlined />
           </div>
         </Tooltip>
-        <Avatar size={36} style={{ background: '#07c160' }}>
-          {user?.nickname?.[0] ?? 'U'}
-        </Avatar>
+        {/* 个人头像：点击打开个人信息弹窗（展示资料 / 修改签名 / 设置状态） */}
+        <Tooltip
+          title={
+            <div style={{ textAlign: 'center' }}>
+              <div>
+                {user?.nickname}
+                {statusMeta ? ` · ${statusMeta.label}` : ''}
+              </div>
+              {user?.signature ? (
+                <div style={{ fontSize: 12, opacity: 0.8, marginTop: 2 }}>
+                  {user.signature}
+                </div>
+              ) : null}
+            </div>
+          }
+          placement="right"
+        >
+          <div
+            onClick={() => setProfileOpen(true)}
+            style={{
+              width: 44,
+              height: 44,
+              borderRadius: 8,
+              display: 'flex',
+              alignItems: 'center',
+              justifyContent: 'center',
+              cursor: 'pointer',
+              marginBottom: 8,
+            }}
+          >
+            <div style={{ position: 'relative' }}>
+              <Avatar size={36} style={{ background: '#07c160' }}>
+                {user?.nickname?.[0] ?? 'U'}
+              </Avatar>
+              {statusMeta && (
+                <span
+                  style={{
+                    position: 'absolute',
+                    right: -2,
+                    bottom: -2,
+                    width: 10,
+                    height: 10,
+                    borderRadius: '50%',
+                    background: statusMeta.color,
+                    border: '2px solid #2e2e2e',
+                  }}
+                />
+              )}
+            </div>
+          </div>
+        </Tooltip>
       </div>
 
       {/* 第二列 + 第三列：由子路由页面渲染 */}
       <div style={{ flex: 1, minWidth: 0, display: 'flex' }}>
         <Outlet />
       </div>
+      <ProfileModal open={profileOpen} onClose={() => setProfileOpen(false)} />
     </div>
   );
 }
diff --git a/client/src/main.tsx b/client/src/main.tsx
index 1eb6982..f360bc1 100644
--- a/client/src/main.tsx
+++ b/client/src/main.tsx
@@ -9,6 +9,9 @@ import './index.css';
 
 dayjs.locale('zh-cn');
 
+// 窗口标题带版本号，便于运行时确认版本迭代
+document.title = `ChatOA v${__APP_VERSION__}`;
+
 ReactDOM.createRoot(document.getElementById('root')!).render(
   <React.StrictMode>
     <ConfigProvider
diff --git a/client/src/pages/Apps.tsx b/client/src/pages/Apps.tsx
index 2898fec..0905c57 100644
--- a/client/src/pages/Apps.tsx
+++ b/client/src/pages/Apps.tsx
@@ -17,6 +17,9 @@ import {
   ClockCircleOutlined,
   CloudOutlined,
   DeleteOutlined,
+  DownOutlined,
+  DoubleLeftOutlined,
+  DoubleRightOutlined,
   ExportOutlined,
   FileTextOutlined,
   FormOutlined,
@@ -194,6 +197,11 @@ const EXTERNAL_PROJECTS: Record<string, { name: string; path?: string; url: stri
     name: '豆包网页版',
     url: 'https://www.doubao.com/',
   },
+  'market-calendar-lite': {
+    name: '极简日历（本地版）',
+    path: 'C:\\Users\\范先生\\CodeBuddy\\极简日历',
+    url: 'https://calendarlite.bbitcn.net/',
+  },
 };
 
 const MARKET_APPS: MockApp[] = [
@@ -211,6 +219,20 @@ const MARKET_APPS: MockApp[] = [
     version: '2.3.1',
     isNew: true,
   },
+  {
+    id: 'market-calendar-lite',
+    name: '极简日历',
+    desc: '与喜欢的人一起数日子。农历万年历、节气节日、日程管理、每日一句与随笔一记，支持专属空间与二维码分享。',
+    source: 'market',
+    category: '效率',
+    group: '精品推荐',
+    installed: false,
+    icon: <CalendarOutlined />,
+    color: '#c1440e',
+    author: '极简日历工作室',
+    version: '网页版',
+    isNew: true,
+  },
   {
     id: 'market-robot',
     name: '智能助手',
@@ -367,6 +389,11 @@ export default function AppsPage() {
   );
   const [appTabs, setAppTabs] = useState<AppTab[]>([]);
   const [activeTabKey, setActiveTabKey] = useState<string>('intro');
+  /** 是否折叠左侧面板（隐藏后右侧应用区更大） */
+  const [leftCollapsed, setLeftCollapsed] = useState(false);
+  const [sashHover, setSashHover] = useState(false);
+  /** 「我的应用」分组折叠状态（默认全部展开，行政组空时自动折叠） */
+  const [collapsedCats, setCollapsedCats] = useState<Set<string>>(new Set());
 
   /** 打开应用：内部模块 / 外部项目均在本窗体新增运行页签 */
   const handleUse = () => {
@@ -483,12 +510,14 @@ export default function AppsPage() {
       {/* 左列：我的应用 / 应用市场 两个 Tab + 搜索（宽度与聊天会话列表一致） */}
       <aside
         style={{
-          width: SIDEBAR_WIDTH,
+          width: leftCollapsed ? 0 : SIDEBAR_WIDTH,
           flexShrink: 0,
           borderRight: '1px solid #e8e8e8',
           background: '#f7f7f7',
           display: 'flex',
           flexDirection: 'column',
+          overflow: 'hidden',
+          transition: 'width 0.2s ease',
         }}
       >
         {/* 标题区：固定高度，底部横线 */}
@@ -528,20 +557,65 @@ export default function AppsPage() {
           }}
         >
           {tab === 'installed' ? (
-            installedByCat.map(({ category, apps }) => (
-              <div key={category} style={{ marginBottom: 6 }}>
-                <Typography.Text type="secondary" style={{ fontSize: 12, padding: '4px 10px' }}>
-                  {category}
-                </Typography.Text>
-                <List
-                  size="small"
-                  dataSource={apps}
-                  locale={{ emptyText: null }}
-                  split={false}
-                  renderItem={renderItem}
-                />
-              </div>
-            ))
+            installedByCat.map(({ category, apps }) => {
+              const collapsed = collapsedCats.has(category);
+              return (
+                <div key={category} style={{ marginBottom: 2 }}>
+                  <div
+                    onClick={() => {
+                      if (apps.length === 0) return;
+                      setCollapsedCats((prev) => {
+                        const next = new Set(prev);
+                        if (next.has(category)) next.delete(category);
+                        else next.add(category);
+                        return next;
+                      });
+                    }}
+                    title={apps.length === 0 ? '该分组暂无应用' : collapsed ? '展开分组' : '折叠分组'}
+                    style={{
+                      display: 'flex',
+                      alignItems: 'center',
+                      gap: 4,
+                      padding: '6px 10px',
+                      fontSize: 12,
+                      color: 'rgba(0,0,0,0.45)',
+                      cursor: apps.length === 0 ? 'default' : 'pointer',
+                      userSelect: 'none',
+                      borderRadius: 4,
+                      transition: 'background 0.2s',
+                    }}
+                    onMouseEnter={(e) => {
+                      if (apps.length > 0) e.currentTarget.style.background = 'rgba(0,0,0,0.03)';
+                    }}
+                    onMouseLeave={(e) => {
+                      e.currentTarget.style.background = 'transparent';
+                    }}
+                  >
+                    <DownOutlined
+                      style={{
+                        fontSize: 10,
+                        transition: 'transform 0.2s',
+                        transform: collapsed ? 'rotate(-90deg)' : undefined,
+                        opacity: apps.length === 0 ? 0.35 : 0.85,
+                      }}
+                    />
+                    <span style={{ fontWeight: 500 }}>{category}</span>
+                    <span style={{ marginLeft: 'auto', color: '#bbb', fontSize: 11 }}>
+                      {apps.length}
+                    </span>
+                  </div>
+                  {!collapsed && (
+                    <List
+                      size="small"
+                      dataSource={apps}
+                      locale={{ emptyText: null }}
+                      split={false}
+                      renderItem={renderItem}
+                    />
+                  )}
+                </div>
+              );
+            })
           ) : (
             marketByGroup.map(({ group, apps }) => (
               <div key={group} style={{ marginBottom: 6 }}>
@@ -575,6 +649,34 @@ export default function AppsPage() {
         </div>
       </aside>
 
+      {/* 分割热区：沿用左侧栏统一的 1px 分割线风格，仅作为折叠按钮承载区 */}
+      <div
+        onClick={() => setLeftCollapsed((c) => !c)}
+        title={leftCollapsed ? '展开左侧面板' : '隐藏左侧面板'}
+        onMouseEnter={() => setSashHover(true)}
+        onMouseLeave={() => setSashHover(false)}
+        style={{
+          width: 14,
+          flexShrink: 0,
+          display: 'flex',
+          alignItems: 'center',
+          justifyContent: 'center',
+          cursor: 'pointer',
+          userSelect: 'none',
+        }}
+      >
+        <span
+          style={{
+            fontSize: 11,
+            color: leftCollapsed || sashHover ? '#07c160' : '#d9d9d9',
+            transition: 'color 0.2s',
+            display: 'flex',
+          }}
+        >
+          {leftCollapsed ? <DoubleRightOutlined /> : <DoubleLeftOutlined />}
+        </span>
+      </div>
+
       {/* 右列：多页签（应用介绍 + 运行中的应用） */}
       <section
         style={{
@@ -799,7 +901,7 @@ export default function AppsPage() {
             })()}
 
             {/* 功能预览卡片 */}
-            {['chat', 'contacts', 'schedule', 'forms', 'knowledge', 'crm', 'doubao'].includes(selected.id) ? (
+            {['chat', 'contacts', 'schedule', 'forms', 'knowledge', 'crm', 'doubao', 'market-calendar-lite'].includes(selected.id) ? (
               <div style={{ marginTop: 24 }}>
                 <Typography.Title level={5}>功能预览</Typography.Title>
                 <div style={{ display: 'grid', gridTemplateColumns: 'repeat(auto-fill, minmax(150px, 1fr))', gap: 10 }}>
@@ -929,4 +1031,5 @@ const FEATURES: Record<string, string[]> = {
   knowledge: ['多级目录', '全文搜索', '团队协作'],
   crm: ['客户档案', '联系记录', '项目跟踪', '财务往来', '服务费提醒', '附件管理'],
   doubao: ['对话问答', '写作创作', '翻译润色', '内容总结', '代码辅助'],
+  'market-calendar-lite': ['农历万年历', '节气节日', '日程管理', '每日一句', '随笔一记', '专属空间分享'],
 };
diff --git a/client/src/pages/Forms.tsx b/client/src/pages/Forms.tsx
index e49e922..551c554 100644
--- a/client/src/pages/Forms.tsx
+++ b/client/src/pages/Forms.tsx
@@ -539,7 +539,7 @@ export default function FormsPage() {
         <div className="form-mini-calendar" style={{ padding: '0 8px 4px' }}>
           <Calendar
             fullscreen={false}
-            value={selectedDate ?? undefined}
+            value={selectedDate ?? dayjs()}
             onSelect={(date) =>
               setSelectedDate(
                 selectedDate && selectedDate.isSame(date, 'day') ? null : date,
@@ -558,7 +558,7 @@ export default function FormsPage() {
                 }}
               >
                 <Typography.Text strong style={{ fontSize: 13 }}>
-                  {value.format('YYYY年M月')}
+                  {value?.format('YYYY年M月') ?? ''}
                 </Typography.Text>
                 <Space size={2}>
                   <Button
diff --git a/client/src/pages/Schedule.tsx b/client/src/pages/Schedule.tsx
index cc0fe71..ec74ecf 100644
--- a/client/src/pages/Schedule.tsx
+++ b/client/src/pages/Schedule.tsx
@@ -26,6 +26,7 @@ import {
 } from '../api/schedule';
 import { useAuth } from '../store/auth';
 import { SIDEBAR_WIDTH } from '../layout/constants';
+import { getLunarDayInfo, getYearMonthGanZhi } from '../utils/lunar';
 
 const DAY = 24 * 3600_000;
 
@@ -121,8 +122,43 @@ export default function SchedulePage() {
   const fullDateCellRender = (date: Dayjs) => {
     const scheds = byDate[date.format('YYYY-MM-DD')] ?? [];
     const sp = specialOf(date);
+    const lun = getLunarDayInfo(date);
+    // 万年历角标：节日 > 节气 > 农历日；初一显示「X月初一」（如「七月初一」）；节日/节气/初一用红色
+    const corner =
+      lun.festival ||
+      lun.jieQi ||
+      (lun.lunarDay === '初一' ? `${lun.lunarMonth}月初一` : lun.lunarDay);
+    const cornerColor =
+      lun.festival || lun.jieQi || lun.lunarDay === '初一'
+        ? '#f5222d'
+        : 'rgba(0, 0, 0, 0.35)';
+    // Tooltip：完整农历月日；当天有节日/节气时带名称，如「建军节（农历六月十九）」
+    const lunarFull = `农历${lun.lunarMonth}月${lun.lunarDay}`;
+    const cornerTitle = lun.festival || lun.jieQi ? `${corner}（${lunarFull}）` : lunarFull;
     return (
-      <ul style={{ listStyle: 'none', padding: 0, margin: 0, fontSize: 12 }}>
+      <>
+        {/* 角标放格子左上角：antd 日期数字是右对齐 block（右上角），
+            放右上角会与公历日期重叠（曾实际踩坑） */}
+        <div
+          style={{
+            position: 'absolute',
+            top: 6,
+            left: 8,
+            fontSize: 10,
+            lineHeight: '14px',
+            color: cornerColor,
+            zIndex: 2,
+            maxWidth: '55%',
+            textAlign: 'left',
+            overflow: 'hidden',
+            textOverflow: 'ellipsis',
+            whiteSpace: 'nowrap',
+          }}
+          title={cornerTitle}
+        >
+          {corner}
+        </div>
+        <ul style={{ listStyle: 'none', padding: 0, margin: 0, fontSize: 12 }}>
         {sp.map((s) => (
           <li
             key={`sp-${s.kind}-${s.md}`}
@@ -150,6 +186,7 @@ export default function SchedulePage() {
           </li>
         ))}
       </ul>
+      </>
     );
   };
 
@@ -519,6 +556,9 @@ export default function SchedulePage() {
           <Typography.Text type="secondary" style={{ fontSize: 13 }}>
             {month.format('YYYY年M月')}
           </Typography.Text>
+          <Typography.Text style={{ fontSize: 12, color: '#fa541c', whiteSpace: 'nowrap' }}>
+            {getYearMonthGanZhi(month.date(15))}
+          </Typography.Text>
           <div style={{ flex: 1 }} />
           <Button type="primary" icon={<PlusOutlined />} onClick={() => openCreate(selectedDate)}>
             新建日程
@@ -528,6 +568,7 @@ export default function SchedulePage() {
         <div style={{ flex: 1, overflowY: 'auto', padding: 16 }}>
           <Calendar
             fullscreen
+            className="schedule-full-calendar"
             value={month}
             onPanelChange={(m) => setMonth(m)}
             onSelect={(date) => {
@@ -539,6 +580,17 @@ export default function SchedulePage() {
             }
             style={{ background: '#fff', borderRadius: 8, padding: 8 }}
           />
+          <style>{`
+            /* 大日历：农历角标（absolute 定位）的定位基准 */
+            .schedule-full-calendar .ant-picker-cell-inner {
+              position: relative;
+            }
+            /* 大日历：休息日（周六/周日）日期数字红色（选中除外），与左侧小日历风格一致 */
+            .schedule-full-calendar .ant-picker-content .ant-picker-cell:nth-child(7n+1):not(.ant-picker-cell-selected) .ant-picker-calendar-date-value,
+            .schedule-full-calendar .ant-picker-content .ant-picker-cell:nth-child(7n+7):not(.ant-picker-cell-selected) .ant-picker-calendar-date-value {
+              color: #ff4d4f;
+            }
+          `}</style>
         </div>
       </section>
 
diff --git a/client/src/store/auth.ts b/client/src/store/auth.ts
index e510a9d..4b35c86 100644
--- a/client/src/store/auth.ts
+++ b/client/src/store/auth.ts
@@ -1,6 +1,6 @@
 import { create } from 'zustand';
 import type { User } from '../types';
-import { login as apiLogin, fetchMe } from '../api/auth';
+import { login as apiLogin, fetchMe, updateMe as apiUpdateMe } from '../api/auth';
 import { connectSocket, disconnectSocket } from '../socket/socket';
 
 interface AuthState {
@@ -10,6 +10,8 @@ interface AuthState {
   login: (username: string, password: string) => Promise<void>;
   logout: () => void;
   init: () => Promise<void>;
+  /** 更新个人资料（签名、状态等） */
+  updateProfile: (patch: { signature?: string; status?: string }) => Promise<void>;
 }
 
 function saveToken(token: string | null, user: User | null) {
@@ -52,4 +54,10 @@ export const useAuth = create<AuthState>((set, get) => ({
     saveToken(null, null);
     set({ user: null, token: null });
   },
+
+  updateProfile: async (patch) => {
+    const updated = await apiUpdateMe(patch);
+    saveToken(get().token, updated);
+    set({ user: updated });
+  },
 }));
diff --git a/client/src/types.ts b/client/src/types.ts
index 3a693d5..843cf8b 100644
--- a/client/src/types.ts
+++ b/client/src/types.ts
@@ -6,6 +6,10 @@ export interface User {
   email?: string;
   department?: string;
   title?: string;
+  /** 个人签名 */
+  signature?: string;
+  /** 自定义状态：上班/外出/出差/请假/学习/休假 等 */
+  status?: string;
   createdAt: number;
 }
 
diff --git a/client/src/utils/lunar.ts b/client/src/utils/lunar.ts
new file mode 100644
index 0000000..51e40c3
--- /dev/null
+++ b/client/src/utils/lunar.ts
@@ -0,0 +1,47 @@
+import { Lunar, Solar } from 'lunar-typescript';
+import type { Dayjs } from 'dayjs';
+
+/** 单日万年历信息 */
+export interface LunarDayInfo {
+  /** 农历日，如「廿三」「初一」 */
+  lunarDay: string;
+  /** 农历月，如「正」「腊」（不含闰字） */
+  lunarMonth: string;
+  /** 节气名，如「立春」；非节气日为空串 */
+  jieQi: string;
+  /** 节日名（优先农历节日，其次公历节日），如「春节」「国庆节」；无则空串 */
+  festival: string;
+  /** 日干支，如「丙午」 */
+  dayGanZhi: string;
+}
+
+const lunarCache = new Map<number, LunarDayInfo>();
+
+/** 获取某日的万年历信息（含简单缓存，避免整月渲染重复计算） */
+export function getLunarDayInfo(date: Dayjs): LunarDayInfo {
+  const ms = date.startOf('day').valueOf();
+  const cached = lunarCache.get(ms);
+  if (cached) return cached;
+
+  const d = date.toDate();
+  const lunar = Lunar.fromDate(d);
+  const solar = Solar.fromDate(d);
+  // lunar.getMonth()：负数表示闰月
+  const isLeap = lunar.getMonth() < 0;
+  const info: LunarDayInfo = {
+    lunarDay: lunar.getDayInChinese(),
+    lunarMonth: `${isLeap ? '闰' : ''}${lunar.getMonthInChinese()}`,
+    jieQi: lunar.getJieQi(),
+    festival: lunar.getFestivals()[0] || solar.getFestivals()[0] || '',
+    dayGanZhi: lunar.getDayInGanZhi(),
+  };
+  if (lunarCache.size > 400) lunarCache.clear();
+  lunarCache.set(ms, info);
+  return info;
+}
+
+/** 某年某月的年干支 + 月干支，如「丙午年 乙未月」 */
+export function getYearMonthGanZhi(date: Dayjs): string {
+  const lunar = Lunar.fromDate(date.toDate());
+  return `${lunar.getYearInGanZhi()}年 ${lunar.getMonthInGanZhi()}月`;
+}
diff --git a/client/src/vite-env.d.ts b/client/src/vite-env.d.ts
index 11f02fe..397435e 100644
--- a/client/src/vite-env.d.ts
+++ b/client/src/vite-env.d.ts
@@ -1 +1,4 @@
 /// <reference types="vite/client" />
+
+/** 由 vite.config.ts 注入的客户端版本号（来源 package.json version） */
+declare const __APP_VERSION__: string;
diff --git a/client/vite.config.ts b/client/vite.config.ts
index d9b5db4..dd2a6f8 100644
--- a/client/vite.config.ts
+++ b/client/vite.config.ts
@@ -1,9 +1,16 @@
 import { defineConfig } from 'vite';
 import react from '@vitejs/plugin-react';
+import { readFileSync } from 'node:fs';
+
+// 以 package.json 的 version 作为客户端版本号唯一来源，注入到前端
+const pkg = JSON.parse(readFileSync(new URL('./package.json', import.meta.url), 'utf-8'));
 
 // 浏览器调试与 Electron 开发共用
 export default defineConfig({
   plugins: [react()],
+  define: {
+    __APP_VERSION__: JSON.stringify(pkg.version),
+  },
   base: './',
   server: {
     port: 5173,
diff --git a/server/src/auth/auth.controller.ts b/server/src/auth/auth.controller.ts
index 095342a..eb1ed90 100644
--- a/server/src/auth/auth.controller.ts
+++ b/server/src/auth/auth.controller.ts
@@ -1,4 +1,4 @@
-import { Body, Controller, Get, Post, Req, UseGuards } from '@nestjs/common';
+import { Body, Controller, Get, Patch, Post, Req, UseGuards } from '@nestjs/common';
 import { AuthService } from './auth.service';
 import { JwtAuthGuard } from './jwt-auth.guard';
 import { CurrentUser } from './current-user.decorator';
@@ -24,6 +24,15 @@ export class AuthController {
     return user;
   }
 
+  @UseGuards(JwtAuthGuard)
+  @Patch('me')
+  updateMe(
+    @CurrentUser() user: PublicUser,
+    @Body() dto: { signature?: string; status?: string },
+  ) {
+    return this.auth.updateProfile(user.id, dto);
+  }
+
   @UseGuards(JwtAuthGuard)
   @Post('logout')
   logout(@Req() _req: any) {
diff --git a/server/src/auth/auth.service.ts b/server/src/auth/auth.service.ts
index 853f89d..ccfa985 100644
--- a/server/src/auth/auth.service.ts
+++ b/server/src/auth/auth.service.ts
@@ -17,6 +17,10 @@ export interface User {
   email?: string;
   department?: string;
   title?: string;
+  /** 个人签名 */
+  signature?: string;
+  /** 自定义状态：上班/外出/出差/请假/学习/休假 等 */
+  status?: string;
   createdAt: number;
 }
 
@@ -86,6 +90,16 @@ export class AuthService {
     }
   }
 
+  /** 更新个人资料（签名、自定义状态等） */
+  async updateProfile(
+    userId: string,
+    patch: { signature?: string; status?: string },
+  ) {
+    const user = await this.users().updateById(userId, patch);
+    if (!user) throw new BadRequestException('用户不存在');
+    return this.toPublic(user);
+  }
+
   toPublic(user: User): PublicUser {
     const { passwordHash, ...rest } = user;
     return rest;
diff --git a/项目要求.md b/项目要求.md
index a656e63..e96a76c 100644
--- a/项目要求.md
+++ b/项目要求.md
@@ -26,3 +26,18 @@
 - 离线消息推送
 
 如果还有问题，请及时提出。
+
+
+
+知识库的设计逻辑为：笔记，分左右结构，左边为多级目录，支持搜索，左侧区域的宽度等于聊天界面对话列表区域的宽度（1-7个模块，需要全局统一宽度），右侧为笔记编辑界面。
+
+应用页面：分左右结构，左边为两个Tab，一个为我的应用，另一个为应用市场，支持搜索，右侧为应用的展示、操作区，模拟几个应用。
+网盘页面：先做Demo，分左右结构，左边为 搜索结果，本机文件，我的文件，团队文件，系统文件，分享文件，回收站 几个导航菜单，底部显示云盘的容量和使用情况。右侧为文件夹显示区域。
+日程页面：分左右结果，左侧区域上面一个小型月历视图，用点标记日程、生日、纪念日等，左侧下方显示 分多个tab页：今日（默认）、明日、一周内等信息。右侧为大型月历视图。
+
+知识库（笔记）页面调整项：1图标和文字需要保持在同一行。2左边文件夹目录后面显示笔记条数。3右侧编辑区需要支持多页签。4笔记编辑组件采用html富文本编辑器。
+
+联系人页面：新增分组：同事（组织内好友）|AI助手（AI助手工具：单击后进入AI对话聊天界面，模型支持多种模型可选）|朋友（指非组织内朋友，通过添加好友的） 。
+
+系统框架：
+首页左下角个人头像图标，单击后 进行显示个人信息并修改签名、设置状态（内置 上班、外出、出差、请假、学习、休假等状态）