release: prepare v1.2.40

.github/release-notes/v1.2.39.md

@@ -0,0 +1,4 @@
+- 修复桌面端文件夹或标签较多时侧栏被内容撑出视口、底部项目无法访问的问题；账号、邮箱切换和写信入口保持固定，邮件导航区域独立滚动。
+- 同步包含 v1.2.38 的暗色主按钮与 Gmail 蓝色发送按钮修复，更新完成后写信发送按钮在浅色和暗色模式下均为蓝底白字。
+
+**完整更新日志**：[v1.2.38...v1.2.39](https://github.com/zxyszx/NewSzxcn-Email/compare/v1.2.38...v1.2.39)

.github/release-notes/v1.2.40.md

@@ -0,0 +1,6 @@
+- 修复桌面端文件夹或标签较多时侧栏被内容撑出视口、底部项目无法访问的问题；账号、邮箱切换和写信入口保持固定，邮件导航区域独立滚动。
+- 写信发送按钮在浅色和暗色模式下统一为 Gmail 风格蓝底白字，定时发送菜单在桌面和手机端均不会越过写信窗口。
+- 暗色主题默认主操作按钮改为深灰底白字，并与勾选框、进度条、危险按钮等语义颜色分离；进入后台或登录页后也会保持已选择的主题。
+- 修复备份后台任务测试结束过早导致发布流程偶发失败的问题。
+
+**完整更新日志**：[v1.2.39...v1.2.40](https://github.com/zxyszx/NewSzxcn-Email/compare/v1.2.39...v1.2.40)

VERSION

@@ -1 +1 @@
-1.2.38
+1.2.40

apps/api/internal/app/backup_handlers_test.go

@@ -316,6 +316,19 @@ func TestManualBackupReusesSavedPassword(t *testing.T) {
 	if err != nil || password != "SharedBackupPassword9" {
 		t.Fatalf("saved password changed: %q, %v", password, err)
 	}
+	deadline := time.Now().Add(10 * time.Second)
+	for {
+		a.backupMu.Lock()
+		status := a.backupJob.Status
+		a.backupMu.Unlock()
+		if status != "running" {
+			break
+		}
+		if time.Now().After(deadline) {
+			t.Fatal("manual backup did not finish before timeout")
+		}
+		time.Sleep(20 * time.Millisecond)
+	}
 }
 
 func TestPublicServerIPValidation(t *testing.T) {

apps/web/src/pages/mail.tsx

@@ -1307,8 +1307,8 @@ export function MailPage() {
     setAdvancedSearchOpen(false)
   }
   const sidebarContent = (
-    <Sidebar collapsible="none" className="h-full w-full border-r border-border bg-sidebar text-sidebar-foreground">
-      <SidebarHeader className={cn("pb-2 pt-3", sidebarCollapsed ? "px-2" : "px-3")}>
+    <Sidebar collapsible="none" className="h-full min-h-0 w-full overflow-hidden border-r border-border bg-sidebar text-sidebar-foreground">
+      <SidebarHeader className={cn("shrink-0 pb-2 pt-3", sidebarCollapsed ? "px-2" : "px-3")}>
         <AccountHeader
           collapsed={sidebarCollapsed}
           name={me.data?.user.displayName || selectedMailbox?.address || "NewSzxcn"}
@@ -1352,7 +1352,7 @@ export function MailPage() {
           </Button>
         )}
       </SidebarHeader>
-      <SidebarContent className="px-1">
+      <SidebarContent className="min-h-0 overflow-x-hidden overflow-y-auto overscroll-contain px-1 pb-4">
         {!sidebarCollapsed && publicSettings.isError && <SidebarQueryFailure label="邮箱设置读取失败" onRetry={() => { void publicSettings.refetch() }} />}
         <SidebarGroup>
           {!sidebarCollapsed && (
@@ -1884,7 +1884,7 @@ export function MailPage() {
                   </SheetTrigger>
                   <SheetContent side="left" className="w-[86vw] max-w-80 p-0 [&>button]:hidden" aria-describedby={undefined}>
                     <SheetTitle className="sr-only">邮箱导航</SheetTitle>
-                    <div className="h-svh">{sidebarContent}</div>
+                    <div className="h-svh min-h-0 overflow-hidden">{sidebarContent}</div>
                   </SheetContent>
                 </Sheet>
                 <div className="min-w-0 flex-1 text-sm font-semibold">{mailView === "label" && selectedLabel ? <Badge variant="outline" className="gap-1.5 rounded-md font-normal"><span className="h-2 w-2 shrink-0 rounded-full" style={{ backgroundColor: labelDotColor(selectedLabel) }} />{selectedLabel.name}</Badge> : viewTitle}</div>
@@ -1900,7 +1900,7 @@ export function MailPage() {
           </div>
         ) : (
           <div className="mail-shell-grid h-full min-h-0 w-full min-w-0 overflow-hidden">
-            <div className="min-w-0">
+            <div className="h-full min-h-0 min-w-0 overflow-hidden">
               {sidebarContent}
             </div>
             <section className="flex h-full min-h-0 min-w-0 flex-col">