update docker-publish.yml to match other repos

.github/workflows/docker-publish.yml

@@ -1,51 +1,89 @@
-name: Publish Docker Image
+name: Build and Publish Docker Image
 
 # This workflow uses actions that are not certified by GitHub.
 # They are provided by a third-party and are governed by
 # separate terms of service, privacy policy, and support
 # documentation.
 
 on:
+  workflow_dispatch:
   push:
-    branches:
-      - master
-      - main
+    branches: [ "main" ]
     # Publish semver tags as releases.
     tags: [ 'v*.*.*' ]
+    paths:
+      - 'app/**/*'
+      - 'Dockerfile'
+      - 'requirements.txt'
+      - '.github/workflows/docker-publish.yml'
   pull_request:
-    branches: 
-      - master
-      - main
-permissions:
-  packages: write
-  contents: read
+    branches: [ "main" ]
+    types: [ closed ]
+    paths:
+      - 'app/**/*'
+      - 'Dockerfile'
+      - 'requirements.txt'
+      - '.github/workflows/docker-publish.yml'
+
+env:
+  # Use docker.io for Docker Hub if empty
+  REGISTRY: ghcr.io
+  # github.repository as <account>/<repo>
+  IMAGE_NAME: ${{ github.repository }}
+
+
 jobs:
-  publish:
+  build:
+
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      # This is used to complete the identity challenge
+      # with sigstore/fulcio when running outside of PRs.
+      id-token: write
+
     steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-      - name: Docker meta
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ghcr.io/${{ github.repository }}
-          tags: |
-            type=semver,pattern={{version}}
-            type=sha
-      - name: Login to GHCR
-        uses: docker/login-action@v3
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      # Set up BuildKit Docker container builder to be able to build
+      # multi-platform images and export cache
+      # https://github.com/docker/setup-buildx-action
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@f95db51fddba0c2d1ec667646a06c2ce06100226 # v3.0.0
+
+      # Login against a Docker registry except on PR
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@343f7c4344506bcbf9b4de18042ae17996df046d # v3.0.0
         with:
-          registry: ghcr.io
-          username: ${{ github.repository_owner }}
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
-      - name: Build container
-        uses: docker/build-push-action@v5
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@96383f45573cb7f253c731d3b3ab81c87ef81934 # v5.0.0
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@0565240e2d4ab88bba5387d719585280857ece09 # v5.0.0
         with:
           context: .
-          push: true
+          target: production
+          push: ${{ github.event_name != 'pull_request' }}
           tags: ghcr.io/${{ github.repository }}:latest,${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
 
       - name: Discord notification
         env:
@@ -60,4 +98,3 @@ jobs:
           details: Based on ${{ github.event.head_commit.url }}
           footer: MafenBot became self aware
           webhookUrl: ${{ secrets.DISCORD_WEBHOOK }}
-