fix build

Author: DannyBen

.github/workflows/build.yml

@@ -16,10 +16,16 @@ jobs:
       - name: Check out code
         uses: actions/checkout@v3
 
+      # This should not be needed, but it is a workaround
+      # ref: https://github.com/retypeapp/retype/issues/711
+      - uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: 7.0.x
+
       - name: Build site
         uses: retypeapp/action-build@latest
 
       - name: Publish to GitHub Pages
         uses: retypeapp/action-github-pages@latest
         with:
-          update-branch: true
+          update-branch: true