fix(ci): select the first Windows compiler for runtime packaging (#1604)

.github/workflows/build.yml

@@ -84,6 +84,17 @@ jobs:
       - uses: actions/setup-go@v5
         with:
           go-version: ${{ env.GO_VERSION }}
+      - name: Diagnose Windows compiler selection
+        if: matrix.arch == 'amd64' && github.event.inputs.test == 'true'
+        run: |
+          $ccName = go env CC
+          Get-Command -Name $ccName -CommandType Application | Format-Table Source
+          $cc = (Get-Command -Name $ccName -CommandType Application -ErrorAction Stop | Select-Object -First 1).Source
+          Write-Host "Selected cgo compiler: $cc"
+          & $cc --version
+          foreach ($dll in @("libstdc++-6.dll", "libgcc_s_seh-1.dll", "libwinpthread-1.dll")) {
+              & $cc "-print-file-name=$dll"
+          }
       - uses: subosito/flutter-action@v2
         with:
           channel: ${{ matrix.flutter_channel || 'stable' }}
@@ -107,7 +118,7 @@ jobs:
               # for amd64
               $release = "build\windows\x64\runner\Release\"
               # Use the same toolchain as cgo instead of Git's bundled DLLs.
-              $cc = (Get-Command -Name (go env CC) -CommandType Application -ErrorAction Stop).Source
+              $cc = (Get-Command -Name (go env CC) -CommandType Application -ErrorAction Stop | Select-Object -First 1).Source
               foreach ($dll in @("libstdc++-6.dll", "libgcc_s_seh-1.dll", "libwinpthread-1.dll")) {
                   $runtimePath = [string](& $cc "-print-file-name=$dll")
                   if ($LASTEXITCODE -ne 0 -or [string]::IsNullOrWhiteSpace($runtimePath)) {
@@ -201,7 +212,15 @@ jobs:
           iscc.exe setup.iss
           mv "Output\gopeed.exe" "Output\Gopeed-$TAG-windows-${{ matrix.arch }}.exe"
           Compress-Archive -Path "Output\Gopeed-$TAG-windows-${{ matrix.arch }}.exe" -DestinationPath "Output\Gopeed-$TAG-windows-${{ matrix.arch }}.zip"
+      - name: Upload Windows test packages
+        if: github.event.inputs.test == 'true'
+        uses: actions/upload-artifact@v4
+        with:
+          name: windows-${{ matrix.arch }}-packages
+          path: ui/flutter/build/windows/Output/*
+          if-no-files-found: error
       - name: Upload
+        if: github.event.inputs.test != 'true'
         uses: shogo82148/actions-upload-release-asset@v1.9.2
         with:
           upload_url: ${{ needs.get-release.outputs.upload_url }}