👷 Make sure docker is available on macOS

Author: AndreMiras

.github/workflows/custom-build.yml

@@ -61,6 +61,9 @@ jobs:
     steps:
       - name: Checkout python-for-android
         uses: actions/checkout@v4
+      - name: Setup Docker on macOS
+        if: runner.os == 'macOS'
+        uses: douglascamata/setup-docker-macos-action@v1-alpha
       - name: Pull the python-for-android docker image
         run: make docker/pull
       - name: Build python-for-android docker image