refactor: 优化下载配置并添加版本显示功能

- 提取通用下载选项到 setCommonDownloadOptions 函数
- 移除抖音特定 HTTP 头配置，提升通用性
- 在前端 UI 添加版本号显示（桌面端和移动端）
- Dockerfile 支持 VERSION 构建参数注入
- 更新 aria2 镜像到最新版本 1.37
- 添加 TypeScript 全局类型定义

Author: TNT-Likely

Dockerfile

@@ -1,5 +1,8 @@
 FROM node:18-alpine AS frontend-builder
 
+# 接收版本号参数
+ARG VERSION=0.1.0
+
 WORKDIR /app
 
 COPY frontend/package.json frontend/pnpm-lock.yaml ./
@@ -8,6 +11,9 @@ RUN npm install -g pnpm && pnpm install
 
 COPY frontend/ .
 
+# 更新 package.json 中的版本号
+RUN node -e "const fs=require('fs');const pkg=JSON.parse(fs.readFileSync('package.json'));pkg.version='${VERSION}';fs.writeFileSync('package.json',JSON.stringify(pkg,null,2)+'\n');"
+
 RUN pnpm build
 
 FROM golang:1.24-alpine AS backend-builder

backend/service/download_service.go

@@ -32,6 +32,19 @@ func NewDownloadService(db *gorm.DB, dl downloader.Downloader) *DownloadService
 	}
 }
 
+// setCommonDownloadOptions 设置通用的下载选项
+func setCommonDownloadOptions(options map[string]interface{}) {
+	// BT/Magnet 下载完成后不做种
+	options["seed-time"] = 0
+	// 支持 HTTP 重定向（如抖音的 302 重定向）
+	options["max-tries"] = 5
+	options["max-connection-per-server"] = 5
+	options["split"] = 5
+	options["min-split-size"] = "1M"
+	options["follow-metalink"] = "true"
+	options["metalink-preferred-protocol"] = "https"
+}
+
 func (s *DownloadService) SubmitDownload(ctx context.Context, req types.DownloadRequest) (*model.DownloadTask, error) {
 	task := &model.DownloadTask{
 		URL:        req.URL,
@@ -105,14 +118,7 @@ func (s *DownloadService) SubmitDownload(ctx context.Context, req types.Download
 	}
 
 	options := make(map[string]interface{})
-	// BT/Magnet 下载完成后不做种
-	options["seed-time"] = 0
-
-	// 支持 HTTP 重定向（如抖音的 302 重定向）
-	options["max-tries"] = 5
-	options["max-connection-per-server"] = 5
-	options["split"] = 5
-	options["min-split-size"] = "1M"
+	setCommonDownloadOptions(options)
 
 	if downloadPath != "" {
 		if strings.HasSuffix(downloadPath, "/") {
@@ -271,16 +277,11 @@ func (s *DownloadService) RetryTask(ctx context.Context, id uint) error {
 	}
 
 	options := make(map[string]interface{})
+	setCommonDownloadOptions(options)
 	if task.Filename != "" {
 		options["out"] = task.Filename
 	}
 
-	// 添加重定向和防盗链支持
-	options["max-tries"] = 5
-	options["max-connection-per-server"] = 5
-	options["split"] = 5
-	options["min-split-size"] = "1M"
-
 	gid, err := s.downloader.AddURI(ctx, []string{task.URL}, options)
 	if err != nil {
 		return fmt.Errorf("failed to retry download: %w", err)

docker-compose.yml

@@ -21,7 +21,7 @@ services:
       - mynest
 
   aria2:
-    image: p3terx/aria2-pro
+    image: p3terx/aria2-pro:latest
     container_name: mynest-aria2
     restart: unless-stopped
     environment:

frontend/src/App.tsx

@@ -46,6 +46,9 @@ function Navigation({ user, onLogout, onRefreshUser }: { user: User | null; onLo
             <Link to="/" className="flex items-center space-x-2 flex-shrink-0">
               <h1 className="text-xl font-bold">🪹 MyNest</h1>
               <span className="hidden sm:inline text-sm text-muted-foreground">链接的归巢</span>
+              <span className="hidden lg:inline text-xs text-muted-foreground/60 px-2 py-0.5 rounded-full bg-muted/50">
+                v{__APP_VERSION__}
+              </span>
             </Link>
 
             {/* 桌面端导航 */}
@@ -95,6 +98,7 @@ function Navigation({ user, onLogout, onRefreshUser }: { user: User | null; onLo
                   {user && (
                     <div className="pb-4 border-b">
                       <p className="text-sm font-medium">{user.username}</p>
+                      <p className="text-xs text-muted-foreground mt-1">v{__APP_VERSION__}</p>
                     </div>
                   )}
                   {navLinks.map((link) => (

frontend/src/vite-env.d.ts

@@ -0,0 +1,3 @@
+/// <reference types="vite/client" />
+
+declare const __APP_VERSION__: string

frontend/vite.config.ts

@@ -1,6 +1,12 @@
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react'
 import path from 'path'
+import { readFileSync } from 'fs'
+
+// 从 package.json 读取版本号
+const packageJson = JSON.parse(
+  readFileSync(path.resolve(__dirname, 'package.json'), 'utf-8')
+)
 
 export default defineConfig({
   plugins: [react()],
@@ -9,6 +15,9 @@ export default defineConfig({
       '@': path.resolve(__dirname, './src'),
     },
   },
+  define: {
+    '__APP_VERSION__': JSON.stringify(packageJson.version),
+  },
   server: {
     port: 3000,
     proxy: {