Build and push docker image

.github/workflows/docker-image.yml

@@ -1,46 +1,54 @@
-# https://docs.docker.com/build/ci/github-actions/manage-tags-labels/
+# https://docs.github.com/en/actions/use-cases-and-examples/publishing-packages/publishing-docker-images
 name: Docker Image CI
 
 on:
   push:
-    branches:
-      - "**"
-    tags:
-      - "v*.*.*"
+    branches: ['main']
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
 
 jobs:
-  build:
+  build-and-push-image:
     runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+      attestations: write
+      id-token: write
+
     steps:
-      - name: Docker meta
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          # list of Docker images to use as base name for tags
-          images: |
-            sedr
-            ghcr.io/metno/sedr
-          # generate Docker tags based on the following events/attributes
-          tags: |
-            type=schedule
-            type=ref,event=branch
-            type=ref,event=pr
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=semver,pattern={{major}}
-            type=sha
-
-      - name: Login to GHCR
-        if: github.event_name != 'pull_request'
-        uses: docker/login-action@v3
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
         with:
-          registry: ghcr.io
-          username: ${{ github.repository_owner }}
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Build the Docker image
-        uses: docker/build-push-action@v6
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+
+      - name: Build and push Docker image
+        id: push
+        uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
         with:
-          push: ${{ github.event_name != 'pull_request' }}
+          context: .
+          push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+
+      - name: Generate artifact attestation
+        uses: actions/attest-build-provenance@v1
+        with:
+          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME}}
+          subject-digest: ${{ steps.push.outputs.digest }}
+          push-to-registry: true