设置 Web 页面标题

src/app/commit/page.tsx

@@ -74,6 +74,14 @@ function CommitPageInner() {
     }
   }, [hasValidFolderId, normalizedFolderId])
 
+  const pageTitle = folder
+    ? `${t("title")} · ${folder.name}`
+    : t("title")
+
+  useEffect(() => {
+    document.title = `${pageTitle} - codeg`
+  }, [pageTitle])
+
   return (
     <div className="flex h-screen flex-col overflow-hidden bg-background text-foreground">
       <AppTitleBar

src/app/folder/layout.tsx

@@ -50,6 +50,17 @@ import {
 } from "@/components/ui/resizable"
 import type { AgentType } from "@/lib/types"
 import { cn } from "@/lib/utils"
+import { useFolderContext } from "@/contexts/folder-context"
+
+function FolderDocumentTitle() {
+  const { folder } = useFolderContext()
+
+  useEffect(() => {
+    document.title = folder ? `${folder.name} - codeg` : "codeg"
+  }, [folder])
+
+  return null
+}
 
 const TOAST_DURATION_MS = 15000
 const WORKSPACE_PANEL_GROUP_ID = "workspace-panel-group"
@@ -663,6 +674,7 @@ function FolderLayoutInner({ children }: { children: React.ReactNode }) {
       initialConversationId={conversationId ? Number(conversationId) : null}
       initialAgentType={agentType}
     >
+      <FolderDocumentTitle />
       <AlertProvider>
         <GitCredentialProvider>
           <TaskProvider>

src/app/login/page.tsx

@@ -1,6 +1,6 @@
 "use client"
 
-import { useState } from "react"
+import { useEffect, useState } from "react"
 import { useRouter } from "next/navigation"
 import { isDesktop } from "@/lib/platform"
 
@@ -10,6 +10,10 @@ export default function LoginPage() {
   const [error, setError] = useState("")
   const [loading, setLoading] = useState(false)
 
+  useEffect(() => {
+    document.title = "Login - codeg"
+  }, [])
+
   // Desktop users skip login entirely
   if (isDesktop()) {
     router.replace("/welcome")

src/app/merge/page.tsx

@@ -76,6 +76,14 @@ function MergePageInner() {
     }
   }, [hasValidFolderId, normalizedFolderId])
 
+  const pageTitle = folder
+    ? `${t("title")} · ${folder.name}`
+    : t("title")
+
+  useEffect(() => {
+    document.title = `${pageTitle} - codeg`
+  }, [pageTitle])
+
   return (
     <div className="flex h-screen flex-col overflow-hidden bg-background text-foreground">
       <AppTitleBar

src/app/push/page.tsx

@@ -74,6 +74,14 @@ function PushPageInner() {
     }
   }, [hasValidFolderId, normalizedFolderId])
 
+  const pageTitle = folder
+    ? `${t("title")} · ${folder.name}`
+    : t("title")
+
+  useEffect(() => {
+    document.title = `${pageTitle} - codeg`
+  }, [pageTitle])
+
   return (
     <div className="flex h-screen flex-col overflow-hidden bg-background text-foreground">
       <AppTitleBar

src/app/stash/page.tsx

@@ -64,6 +64,14 @@ function StashPageInner() {
     }
   }, [hasValidFolderId, normalizedFolderId])
 
+  const pageTitle = folder
+    ? `${t("title")} · ${folder.name}`
+    : t("title")
+
+  useEffect(() => {
+    document.title = `${pageTitle} - codeg`
+  }, [pageTitle])
+
   return (
     <div className="flex h-screen flex-col overflow-hidden bg-background text-foreground">
       <AppTitleBar

src/app/welcome/page.tsx

@@ -1,7 +1,15 @@
 "use client"
 
+import { useEffect } from "react"
+import { useTranslations } from "next-intl"
 import { WelcomeScreen } from "@/components/welcome/welcome-screen"
 
 export default function WelcomePage() {
+  const t = useTranslations("WelcomePage")
+
+  useEffect(() => {
+    document.title = `${t("title")} - codeg`
+  }, [t])
+
   return <WelcomeScreen />
 }

src/components/settings/settings-shell.tsx

@@ -1,6 +1,6 @@
 "use client"
 
-import { useCallback, type ComponentType, type ReactNode } from "react"
+import { useCallback, useEffect, type ComponentType, type ReactNode } from "react"
 import {
   Bot,
   BookOpenText,
@@ -99,6 +99,10 @@ export function SettingsShell({ children }: SettingsShellProps) {
   const router = useRouter()
   const normalizedPathname = normalizePath(pathname)
 
+  useEffect(() => {
+    document.title = `${t("title")} - codeg`
+  }, [t])
+
   const navigateTo = useCallback(
     (href: string) => {
       if (typeof window === "undefined") return