add gh action for dev

.github/workflows/publish-package.yaml

@@ -0,0 +1,33 @@
+name: Publish Packages
+on:
+  push:
+    branches:
+      - 'main'
+jobs:
+  Publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout source
+        uses: actions/checkout@v3
+      - name: Install dependencies
+        run: |
+          python -m pip install twine build
+          python -m pip install keyrings.google-artifactregistry-auth
+      - name: Capture build tag
+        run: |
+          echo "COMMIT_TAG=$(git rev-parse --short  HEAD)"  >> $GITHUB_ENV
+
+      - name: Make dists
+        run: |
+          python -m build
+      - name: Show output
+        run: tree .
+      - name: Setup gcloud
+        uses: google-github-actions/[email protected]
+        with:
+          service_account_key: ${{ secrets.GCP_SA_KEY }}
+          project_id: ganymede-core-dev
+          export_default_credentials: true
+      - name: Publish package
+        run: |
+          python3 -m twine upload --verbose --repository-url https://us-central1-python.pkg.dev/ganymede-core-dev/ganymede-py/ dist/*