Add .github folder for autopush

.github/workflows/publish.yml

@@ -0,0 +1,29 @@
+name: Publish Docker image
+on:
+  push:
+    branches:
+      - main
+jobs:
+  push_to_registry:
+    name: Push Docker image to GitHub Packages
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+      - name: Log in to GitHub Docker Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build container image
+        uses: docker/build-push-action@v5
+        with:
+          push: true
+          build-args: |
+            GIT_REVISION=${{ github.sha }}
+          tags: |
+            ghcr.io/spaceagemp/starlord/starlord:latest