ci: use uv to run Qt installer on Windows

.gitea/workflows/build-windows-release.yml

@@ -61,36 +61,21 @@ jobs:
             exit 0
           }
 
-          $pyLauncher = Get-Command py -ErrorAction SilentlyContinue
-          if ($pyLauncher) {
-            $pythonExe = $pyLauncher.Source
-            $pythonArgs = @('-3')
-          } else {
-            $python = Get-Command python -ErrorAction SilentlyContinue
-            if ($python) {
-              $pythonExe = $python.Source
-              $pythonArgs = @()
-            } else {
-              $pythonRoot = Join-Path $env:RUNNER_TEMP 'python312'
-              $pythonExe = Join-Path $pythonRoot 'python.exe'
-              if (-not (Test-Path $pythonExe)) {
-                $installer = Join-Path $env:RUNNER_TEMP 'python-installer.exe'
-                $pythonUrl = 'https://www.python.org/ftp/python/3.12.10/python-3.12.10-amd64.exe'
-                Write-Host "Downloading Python from $pythonUrl"
-                Invoke-WebRequest -Uri $pythonUrl -OutFile $installer
-                $installArgs = @('/quiet', 'InstallAllUsers=0', "TargetDir=$pythonRoot", 'Include_pip=1', 'Include_test=0', 'PrependPath=0')
-                $proc = Start-Process -FilePath $installer -ArgumentList $installArgs -Wait -PassThru
-                if ($proc.ExitCode -ne 0) { throw "Python installer failed, exit code: $($proc.ExitCode)" }
-              }
-              if (-not (Test-Path $pythonExe)) { throw "Python installation finished but python.exe was not found: $pythonExe" }
-              $pythonArgs = @()
-            }
+          $uvExe = Join-Path $env:RUNNER_TEMP 'uv.exe'
+          if (-not (Test-Path $uvExe)) {
+            $uvUrl = 'https://github.com/astral-sh/uv/releases/latest/download/uv-x86_64-pc-windows-msvc.zip'
+            $uvZip = Join-Path $env:RUNNER_TEMP 'uv.zip'
+            $uvExtract = Join-Path $env:RUNNER_TEMP 'uv-extract'
+            if (Test-Path $uvExtract) { Remove-Item -Recurse -Force $uvExtract }
+            Write-Host "Downloading uv from $uvUrl"
+            Invoke-WebRequest -Uri $uvUrl -OutFile $uvZip
+            Expand-Archive -Path $uvZip -DestinationPath $uvExtract -Force
+            $uvFound = Get-ChildItem -Path $uvExtract -Recurse -Filter 'uv.exe' | Select-Object -First 1
+            if (-not $uvFound) { throw 'uv.exe was not found in downloaded archive.' }
+            Copy-Item $uvFound.FullName $uvExe -Force
           }
 
-          & $pythonExe @pythonArgs -m pip install --user --upgrade aqtinstall
-          if ($LASTEXITCODE -ne 0) { throw "pip install aqtinstall failed, exit code: $LASTEXITCODE" }
-
-          & $pythonExe @pythonArgs -m aqt install-qt windows desktop $env:QT_VERSION $env:QT_ARCH -O $qtRoot -m qtimageformats
+          & $uvExe tool run --from aqtinstall aqt install-qt windows desktop $env:QT_VERSION $env:QT_ARCH -O $qtRoot -m qtimageformats
           if ($LASTEXITCODE -ne 0) { throw "aqt Qt installation failed, exit code: $LASTEXITCODE" }
           if (-not (Test-Path $windeployqt)) { throw "Qt installation finished but windeployqt was not found: $windeployqt" }
           Write-Host "Qt installed: $qtPrefix"