ci: simplify unity 6 sample app build

Author: nattb8

.github/workflows/ui-tests.yml

@@ -234,77 +234,20 @@ jobs:
               Write-Output "✅ Tests directory exists"
             }
           }
-      - name: Import packages and prepare project
+      - name: Build Unity 6 Windows executable
+        timeout-minutes: 20
         run: |
-          Write-Output "Opening Unity to import packages (without building)..."
-          Write-Output "This step just lets Unity import all packages without trying to execute a build."
-          Write-Output ""
-          
-          # Start Unity without -quit so it stays open, but with a timeout
-          $unityProcess = Start-Process -FilePath "C:\Program Files\Unity\Hub\Editor\6000.0.58f2\Editor\Unity.exe" `
-            -ArgumentList "-projectPath", "${{ github.workspace }}\sample-unity6", `
-                          "-logFile", "${{ github.workspace }}\sample-unity6\import-log.txt", `
-                          "-batchmode", "-nographics" `
-            -PassThru -NoNewWindow
-          
-          Write-Output "Unity process started (PID: $($unityProcess.Id))"
-          Write-Output "Waiting for package import to complete..."
-          Write-Output "Will check for completion every 15 seconds (max 10 minutes)"
+          Write-Output "Building Unity 6 Windows executable..."
+          Write-Output "Note: First run will import packages then build. This may take 10-15 minutes."
           Write-Output ""
+          Write-Output "Starting Unity build at: $(Get-Date -Format 'HH:mm:ss')"
           
-          $maxWaitSeconds = 600  # 10 minutes - package import can take a while
-          $checkInterval = 15
-          $elapsed = 0
-          $packagesImported = $false
-          
-          while ($elapsed -lt $maxWaitSeconds) {
-            Start-Sleep -Seconds $checkInterval
-            $elapsed += $checkInterval
-            
-            # Check if Library folder exists and has PackageCache
-            if (Test-Path "${{ github.workspace }}\sample-unity6\Library\PackageCache") {
-              $packageCount = (Get-ChildItem "${{ github.workspace }}\sample-unity6\Library\PackageCache" -Directory -ErrorAction SilentlyContinue | Measure-Object).Count
-              Write-Output "PackageCache exists with $packageCount packages ($elapsed seconds elapsed)"
-              
-              # Check if AltTester package has been imported
-              if (Test-Path "${{ github.workspace }}\sample-unity6\Library\PackageCache\*alttester*") {
-                Write-Output "✅ AltTester package found! Packages should be ready."
-                $packagesImported = $true
-                # Wait a bit more to ensure everything is settled
-                Write-Output "Waiting 30 more seconds to ensure all packages are fully imported..."
-                Start-Sleep -Seconds 30
-                break
-              }
-            } else {
-              Write-Output "PackageCache not yet created ($elapsed seconds elapsed)"
-            }
-          }
-          
-          # Kill Unity process
-          Write-Output "Stopping Unity process..."
-          Stop-Process -Id $unityProcess.Id -Force -ErrorAction SilentlyContinue
-          Start-Sleep -Seconds 2
-          
-          if ($packagesImported) {
-            Write-Output "✅ Package import completed successfully"
-          } else {
-            Write-Output "⚠️ Timeout waiting for packages, but continuing anyway"
-          }
-          
-          Write-Output ""
-          Write-Output "Import log (last 50 lines):"
-          if (Test-Path "${{ github.workspace }}\sample-unity6\import-log.txt") {
-            Get-Content "${{ github.workspace }}\sample-unity6\import-log.txt" -Tail 50
-          } else {
-            Write-Output "⚠️ Log file not found"
-          }
-      - name: Build Unity 6 Windows executable
-        run: |
-          Write-Output "Building Unity 6 Windows executable (packages should be ready now)..."
-          Write-Output "Starting Unity build..."
           & "C:\Program Files\Unity\Hub\Editor\6000.0.58f2\Editor\Unity.exe" -projectPath "${{ github.workspace }}\sample-unity6" -executeMethod "WindowsBuilderUnity6.BuildForAltTester" -logFile "${{ github.workspace }}\sample-unity6\build-log.log" -quit -batchmode -nographics --buildPath "${{ github.workspace }}\sample-unity6\Tests\Sample Unity 6 Windows.exe"
           $buildExitCode = $LASTEXITCODE
           
+          Write-Output ""
+          Write-Output "Unity build finished at: $(Get-Date -Format 'HH:mm:ss')"
+          
           Write-Output ""
           Write-Output "Build completed with exit code: $buildExitCode"
           
@@ -408,12 +351,6 @@ jobs:
           BROWSERSTACK_ACCESS_KEY: ${{ secrets.BROWSERSTACK_ACCESS_KEY }}
         working-directory: sample-unity6/Tests
         run: python -m pytest -xs test/test_windows.py::WindowsTest
-      - name: Upload import log
-        if: always()
-        uses: actions/upload-artifact@v4
-        with:
-          name: Unity6-Windows-Import-Log
-          path: sample-unity6/import-log.txt
       - name: Upload build log
         if: always()
         uses: actions/upload-artifact@v4