Merge pull request #780 from doerfli/feature/docker-build

fix(docker): refactor Docker workflow to use updated actions and improve build process

Author: doerfli

.github/workflows/docker.yml

@@ -4,18 +4,44 @@ on:
   push:
     branches: [ main ]
     tags:
-    - '*'
+      - '*'
   pull_request:
     branches:
-    - main
+      - main
 
 jobs:
   docker:
     if: github.actor != 'dependabot[bot]'
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
     steps:
       - uses: actions/checkout@v6
-      - run: echo ${{ secrets.GITHUB_TOKEN }} | docker login ghcr.io -u doerfli --password-stdin
-      - uses: rlespinasse/github-slug-action@v2.x
-      - run: docker build -f Dockerfile -t ghcr.io/doerfli/reeper/reeper:${{ env.GITHUB_REF_SLUG }} .
-      - run: docker push ghcr.io/doerfli/reeper/reeper:${{ env.GITHUB_REF_SLUG }}
+
+      - uses: docker/setup-buildx-action@v3
+
+      - uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - uses: docker/metadata-action@v5
+        id: meta
+        with:
+          images: ghcr.io/doerfli/reeper/reeper
+          tags: |
+            type=ref,event=branch
+            type=ref,event=pr
+            type=ref,event=tag
+            type=sha,prefix=
+
+      - uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+