set BROWSER env var

Author: emilykl

.github/workflows/ci-tests.yml

@@ -61,6 +61,9 @@ jobs:
           echo "Chromedriver path: ${{ steps.setup-chrome.outputs.chromedriver-path }}"
           echo "Chromedriver version: ${{ steps.setup-chrome.outputs.chromedriver-path }} --version"
           echo "chrome --version: $(chrome --version)"
+      - name: Set BROWSER env var
+        run: |
+          echo "BROWSER=${{ steps.setup-chrome.outputs.chrome-path }}" >> $GITHUB_ENV
       - name: Print Python webbrowser standard browser list
         run: |
           python -c "import webbrowser; webbrowser.register_standard_browsers(); print(webbrowser._tryorder)"