Don't push images to Docker Hub anymore

Author: ledermann

.github/workflows/ci.yml

@@ -28,12 +28,6 @@ jobs:
         with:
           platforms: linux/amd64,linux/arm64
 
-      - name: Login to Docker Hub
-        uses: docker/login-action@v3
-        with:
-          username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_TOKEN }}
-
       - name: Login to ghcr.io
         uses: docker/login-action@v3
         if: github.ref == 'refs/heads/main'
@@ -50,9 +44,7 @@ jobs:
           push: ${{ github.ref == 'refs/heads/main' }}
           tags: |
             ghcr.io/${{ github.repository_owner }}/rails-base-builder:${{ env.TAG_NAME }}
-            ${{ github.repository_owner }}/rails-base-builder:${{ env.TAG_NAME }}
             ghcr.io/${{ github.repository_owner }}/rails-base-builder:latest
-            ${{ github.repository_owner }}/rails-base-builder:latest
           cache-from: type=gha
           cache-to: type=gha,mode=max
 
@@ -64,8 +56,6 @@ jobs:
           push: ${{ github.ref == 'refs/heads/main' }}
           tags: |
             ghcr.io/${{ github.repository_owner }}/rails-base-final:${{ env.TAG_NAME }}
-            ${{ github.repository_owner }}/rails-base-final:${{ env.TAG_NAME }}
             ghcr.io/${{ github.repository_owner }}/rails-base-final:latest
-            ${{ github.repository_owner }}/rails-base-final:latest
           cache-from: type=gha
           cache-to: type=gha,mode=max

README.md

@@ -72,8 +72,8 @@ Using [Dependabot](https://dependabot.com/), every updated Ruby gem results in a
 Add this `Dockerfile` to your application:
 
 ```Dockerfile
-FROM ledermann/rails-base-builder:3.3.3-alpine AS Builder
-FROM ledermann/rails-base-final:3.3.3-alpine
+FROM ghcr.io/ledermann/rails-base-builder:3.3.3-alpine AS Builder
+FROM ghcr.io/ledermann/rails-base-final:3.3.3-alpine
 USER app
 # Optional: Enable YJIT
 # ENV RUBY_YJIT_ENABLE=1
@@ -93,8 +93,8 @@ $ docker build .
 [BuildKit](https://docs.docker.com/develop/develop-images/build_enhancements/) requires a little [workaround](https://github.com/moby/buildkit/issues/816) to trigger the ONBUILD statements. Add a `COPY` statement to the `Dockerfile`:
 
 ```Dockerfile
-FROM ledermann/rails-base-builder:3.3.3-alpine AS Builder
-FROM ledermann/rails-base-final:3.3.3-alpine
+FROM ghcr.io/ledermann/rails-base-builder:3.3.3-alpine AS Builder
+FROM ghcr.io/ledermann/rails-base-final:3.3.3-alpine
 
 # Workaround to trigger Builder's ONBUILDs to finish:
 COPY --from=Builder /etc/alpine-release /tmp/dummy