Rename main.yml to ci.yml

.github/workflows/ci.yml

@@ -0,0 +1,27 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+
+env:
+  DOCKER_TAG: ${{ github.sha }}
+
+jobs:
+  build-and-push-images:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@5a4ac9002d0be2fb38bd78e4b4dbde5606d7042f # v2.3.4
+
+      - name: Login to the Docker registry
+        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9 # v1.10.0
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - run: make build-images
+      - run: make push-images
+
+# vim: sw=2 ts=2