setup-go is broken

.github/workflows/qa-azure.yaml

@@ -47,9 +47,37 @@ jobs:
         with:
           distro: "Ubuntu-Preview"
       - name: Set up Go
-        uses: actions/setup-go@v4
-        with:
-          go-version-file: "go.work"
+        shell: powershell
+        run: |
+          $path = (
+              (Invoke-WebRequest -Uri "https://go.dev/dl/").Links.Href  `
+              | Select-String '/dl/go.*windows-amd64.msi'               `
+              | Select-Object -First 1                                  `
+          )
+
+          if ( "${path}" -eq "" ) {
+              Write-Error "Could not find Go download"
+              exit(1)
+          }
+
+          $URL = "https://go.dev${path}"
+          $file = "${HOME}/Downloads/" + ($path -replace '/dl/', '')
+
+          if ( Test-Path "${file}" ) {
+              Write-Output "Cache hit: using ${file}"
+          } else {
+              Write-Output "Cache miss: downloading ${URL}"
+              Invoke-WebRequest -Uri "${URL}" -Outfile "${file}"
+          }
+
+          try {
+              msiexec.exe /i "${file}" /quiet
+          } catch {
+              Write-Error "${Error}"
+              Exit(1)
+          }
+
+          Exit(0)
       - name: Set up Flutter
         uses: subosito/flutter-action@v2
         with:
@@ -80,8 +108,8 @@ jobs:
               | select(.Version | endswith("${want_version}") | not )
               | (.Path) + "@${want_version}"
           "@)
-          go get $dependencies
-          go mod tidy
+          go.exe get $dependencies
+          go.exe mod tidy
           Write-Output "::endgroup::"
 
           New-Item -ItemType Directory "ci-build/wsl-pro-service"