feat(ci): 添加 Windows 单文件打包工作流

添加 Enigma Virtual Box 和 7-Zip 备选方案，用于将 Flutter Windows 应用打包为单文件 EXE
包含自动化脚本和文档说明，优化构建产物分发

.gitea/workflows/docker.yml

@@ -314,3 +314,176 @@ jobs:
       with:
         name: windows-release-build
         path: build/windows/x64/runner/Release/
+
+    - name: Download Enigma Virtual Box
+      shell: powershell
+      run: |
+        Write-Host "下载 Enigma Virtual Box..."
+        $enigmaUrl = "https://enigmaprotector.com/assets/files/enigmavb.exe"
+        $enigmaPath = "C:\enigmavb.exe"
+        
+        try {
+          Invoke-WebRequest -Uri $enigmaUrl -OutFile $enigmaPath -UseBasicParsing
+          Write-Host "✅ Enigma Virtual Box 下载成功"
+        } catch {
+          Write-Host "⚠️ 下载失败，使用备用方案"
+          # 创建简单的自解压脚本作为备选
+          $altScript = @"
+        ' 备选打包脚本 - 复制所有文件到输出目录
+        Set fso = CreateObject("Scripting.FileSystemObject")
+        Set shell = CreateObject("WScript.Shell")
+        
+        srcFolder = "build\windows\x64\runner\Release"
+        destFolder = "dist\windows-package"
+        
+        If fso.FolderExists(srcFolder) Then
+          If Not fso.FolderExists(destFolder) Then
+            fso.CreateFolder(destFolder)
+          End If
+          
+          ' 复制所有文件
+          Set folder = fso.GetFolder(srcFolder)
+          For Each file In folder.Files
+            file.Copy destFolder & "\" & file.Name, True
+          Next
+          
+          ' 复制子文件夹
+          For Each subFolder In folder.SubFolders
+            fso.CopyFolder subFolder.Path, destFolder & "\" & subFolder.Name, True
+          Next
+          
+          WScript.Echo "✅ 文件打包完成"
+        Else
+          WScript.Echo "❌ 源文件夹不存在"
+        End If
+        "@
+          
+          Set-Content -Path "C:\package.vbs" -Value $altScript
+        }
+
+    - name: Package Single EXE
+      shell: powershell
+      run: |
+        Write-Host "=== 开始打包单文件 EXE ==="
+        
+        $buildPath = "build\windows\x64\runner\Release"
+        $outputPath = "dist"
+        $enigmaPath = "C:\enigmavb.exe"
+        
+        # 创建输出目录
+        if (-not (Test-Path $outputPath)) {
+          New-Item -ItemType Directory -Path $outputPath -Force | Out-Null
+        }
+        
+        # 获取主程序
+        $exeFile = Get-ChildItem -Path $buildPath -Filter "*.exe" | Select-Object -First 1
+        if (-not $exeFile) {
+          Write-Host "❌ 未找到可执行文件"
+          exit 1
+        }
+        
+        $inputExe = $exeFile.FullName
+        $outputExe = "$outputPath\$($exeFile.BaseName)_Single.exe"
+        
+        Write-Host "主程序: $inputExe"
+        Write-Host "输出: $outputExe"
+        
+        # 尝试使用 Enigma Virtual Box
+        if (Test-Path $enigmaPath) {
+          Write-Host "使用 Enigma Virtual Box 打包..."
+          
+          # 创建配置文件
+          $configContent = @"
+        [Config]
+        InputFile=$inputExe
+        OutputFile=$outputExe
+        Files=%DEFAULT FOLDER%
+        VirtualizationMode=Never Write To Disk
+        Compression=Yes
+        ShareVirtualSystem=Yes
+        
+        [Files]
+        Folder=$buildPath\*
+        "@
+          
+          $configFile = "$outputPath\package_config.evb"
+          Set-Content -Path $configFile -Value $configContent
+          
+          # 执行打包
+          $process = Start-Process -FilePath $enigmaPath -ArgumentList "/sf", $inputExe, "/lf", $outputExe, "/folder", $buildPath, "/compress" -Wait -PassThru -NoNewWindow
+          
+          if ($process.ExitCode -eq 0) {
+            Write-Host "✅ 单文件打包成功!"
+            
+            # 显示压缩信息
+            $originalSize = (Get-Item $inputExe).Length / 1MB
+            $packedSize = (Get-Item $outputExe).Length / 1MB
+            Write-Host "原始大小: $([math]::Round($originalSize, 2)) MB"
+            Write-Host "打包大小: $([math]::Round($packedSize, 2)) MB"
+          } else {
+            Write-Host "⚠️ Enigma 打包失败，使用备选方案"
+            throw "Enigma failed"
+          }
+        } else {
+          Write-Host "⚠️ Enigma 未找到，使用 7-Zip 自解压方案"
+          throw "Enigma not found"
+        }
+
+    - name: Package with 7-Zip Alternative
+      if: failure()
+      shell: powershell
+      run: |
+        Write-Host "使用 7-Zip 自解压方案..."
+        
+        $buildPath = "build\windows\x64\runner\Release"
+        $outputPath = "dist"
+        
+        # 检查 7-Zip
+        $7zipPath = "C:\Program Files\7-Zip\7z.exe"
+        if (-not (Test-Path $7zipPath)) {
+          Write-Host "安装 7-Zip..."
+          choco install 7zip -y
+          $7zipPath = "C:\Program Files\7-Zip\7z.exe"
+        }
+        
+        # 获取主程序名称
+        $exeFile = Get-ChildItem -Path $buildPath -Filter "*.exe" | Select-Object -First 1
+        $outputSfx = "$outputPath\$($exeFile.BaseName)_Package.exe"
+        
+        Write-Host "创建自解压包..."
+        
+        # 创建配置文件
+        $configContent = @"
+        ;!@Install@!UTF-8!
+        Title="HostExecutor Windows Package"
+        BeginPrompt="正在解压 HostExecutor..."
+        ExtractDialogText="请稍候，正在解压文件..."
+        ExtractPathText="解压路径:"
+        ExtractTitle="解压中"
+        FinishMessage="解压完成!"
+        GUIFlags="8"
+        ;!@InstallEnd@!
+        "@
+        
+        $configFile = "$outputPath\config.txt"
+        Set-Content -Path $configFile -Value $configContent -Encoding UTF8
+        
+        # 创建压缩包
+        & $7zipPath a -sfx "$outputSfx" "$buildPath\*" -mmt=on -mx=9
+        
+        if (Test-Path $outputSfx) {
+          Write-Host "✅ 7-Zip 自解压包创建成功!"
+          Write-Host "输出文件: $outputSfx"
+          
+          $size = (Get-Item $outputSfx).Length / 1MB
+          Write-Host "文件大小: $([math]::Round($size, 2)) MB"
+        } else {
+          Write-Host "❌ 7-Zip 打包失败"
+        }
+
+    - name: Upload Single EXE Package
+      uses: actions/upload-artifact@v3
+      with:
+        name: windows-single-exe
+        path: dist/*.exe
+      if: always()