install unity

Author: András Kurai

.github/workflows/publish-to-gh-pages.yml

@@ -14,6 +14,10 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
 
+      - name: Install Unity
+        shell: pwsh
+        run: choco install unity --version=2019.4.0 --no-progress -y --ignore-package-exit-codes=3010
+
       - name: Build DocFX
         shell: pwsh
         run: ./build.ps1 BuildDocs --unity-email $env:UNITY_EMAIL --unity-password $env:UNITY_PASSWORD --unity-serial $env:UNITY_SERIAL --is-ci