diff --git a/.gitea/workflows/build-windows-release.yml b/.gitea/workflows/build-windows-release.yml
new file mode 100644
index 0000000..dd739e2
--- /dev/null
+++ b/.gitea/workflows/build-windows-release.yml
@@ -0,0 +1,129 @@
+name: Build Windows Release
+
+on:
+  push:
+    branches:
+      - main
+    tags:
+      - 'v*'
+  workflow_dispatch:
+
+permissions:
+  contents: write
+
+jobs:
+  build-windows-release:
+    name: Build Windows x64 Release
+    runs-on:
+      - windows
+
+    env:
+      BUILD_TYPE: Release
+      QT_VERSION: '6.7.3'
+      QT_ARCH: win64_msvc2019_64
+      QT_MODULES: qtimageformats
+      DIST_DIR: dist-windows\chengnan
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup MSVC developer command prompt
+        uses: ilammy/msvc-dev-cmd@v1
+        with:
+          arch: x64
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.x'
+
+      - name: Install Qt with aqtinstall
+        shell: powershell
+        run: |
+          $ErrorActionPreference = 'Stop'
+          python -m pip install --upgrade pip
+          python -m pip install aqtinstall
+          python -m aqt install-qt windows desktop $env:QT_VERSION win64_msvc2019_64 --outputdir C:\Qt --modules $env:QT_MODULES
+          $qtPrefix = "C:\Qt\$env:QT_VERSION\msvc2019_64"
+          if (-not (Test-Path "$qtPrefix\bin\windeployqt.exe")) {
+            throw "Qt 安装不完整，找不到 windeployqt：$qtPrefix\bin\windeployqt.exe"
+          }
+          "QT_PREFIX=$qtPrefix" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+
+      - name: Configure and build
+        shell: powershell
+        run: |
+          $ErrorActionPreference = 'Stop'
+          powershell -ExecutionPolicy Bypass -File .\build-windows.ps1 -QtPrefix "$env:QT_PREFIX" -Config $env:BUILD_TYPE
+
+      - name: Package
+        shell: powershell
+        run: |
+          $ErrorActionPreference = 'Stop'
+          $shortSha = $env:GITHUB_SHA.Substring(0, 10)
+          $version = if ($env:GITHUB_REF_TYPE -eq 'tag') { $env:GITHUB_REF_NAME } else { "build-$shortSha" }
+          $zipName = "chengnan-windows-x64-$version.zip"
+          if (-not (Test-Path $env:DIST_DIR)) {
+            throw "发布目录不存在：$env:DIST_DIR"
+          }
+          Compress-Archive -Path "$env:DIST_DIR\*" -DestinationPath $zipName -Force
+          $hash = (Get-FileHash $zipName -Algorithm SHA256).Hash.ToLowerInvariant()
+          "$hash  $zipName" | Out-File -FilePath "$zipName.sha256" -Encoding ascii
+          "PACKAGE_ZIP=$zipName" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+          "RELEASE_TAG=$version" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
+          Write-Host "Package: $zipName"
+          Write-Host "SHA256: $hash"
+
+      - name: Upload build artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: chengnan-windows-x64
+          path: |
+            ${{ env.PACKAGE_ZIP }}
+            ${{ env.PACKAGE_ZIP }}.sha256
+
+      - name: Publish to Gitea Release
+        if: ${{ github.event_name != 'pull_request' }}
+        shell: powershell
+        env:
+          GITEA_TOKEN: ${{ secrets.RELEASE_TOKEN || secrets.GITHUB_TOKEN }}
+        run: |
+          $ErrorActionPreference = 'Stop'
+          if ([string]::IsNullOrWhiteSpace($env:GITEA_TOKEN)) {
+            throw '缺少发布 Token。请在仓库 Secrets 中配置 RELEASE_TOKEN，或确保 Gitea 提供 GITHUB_TOKEN。'
+          }
+
+          $api = $env:GITHUB_API_URL.TrimEnd('/')
+          $repo = $env:GITHUB_REPOSITORY
+          $tag = $env:RELEASE_TAG
+          $zip = $env:PACKAGE_ZIP
+          $headers = @{
+            Authorization = "token $env:GITEA_TOKEN"
+            Accept = 'application/json'
+          }
+
+          $releaseUrl = "$api/repos/$repo/releases/tags/$tag"
+          try {
+            $release = Invoke-RestMethod -Method Get -Uri $releaseUrl -Headers $headers
+          } catch {
+            $body = @{
+              tag_name = $tag
+              target_commitish = $env:GITHUB_SHA
+              name = "chengnan $tag"
+              body = "Windows x64 Release 自动构建产物。`n`n提交：$env:GITHUB_SHA"
+              draft = $false
+              prerelease = ($env:GITHUB_REF_TYPE -ne 'tag')
+            } | ConvertTo-Json -Depth 5
+            $release = Invoke-RestMethod -Method Post -Uri "$api/repos/$repo/releases" -Headers $headers -ContentType 'application/json' -Body $body
+          }
+
+          foreach ($asset in @($zip, "$zip.sha256")) {
+            $existing = @($release.assets | Where-Object { $_.name -eq $asset })
+            foreach ($item in $existing) {
+              Invoke-RestMethod -Method Delete -Uri "$api/repos/$repo/releases/assets/$($item.id)" -Headers $headers | Out-Null
+            }
+            $uploadUrl = "$api/repos/$repo/releases/$($release.id)/assets?name=$([uri]::EscapeDataString($asset))"
+            Invoke-RestMethod -Method Post -Uri $uploadUrl -Headers $headers -ContentType 'multipart/form-data' -Form @{ attachment = Get-Item $asset } | Out-Null
+            Write-Host "Uploaded release asset: $asset"
+          }