limit to certain paths for PRs & naming

.github/workflows/docker-release.yml

@@ -1,30 +1,45 @@
-name: build & push docker container
+name: Build Docker Container
+
 on:
   push:
     tags:
       - '*Release*'
+    branches:
+      - master
   pull_request:
     branches:
       - master
+    paths:
+      - '.github/workflows/docker-release.yml'
+      - 'servatrice/**'
+      - 'common/**'
+      - '!**.md'
+
 jobs:
   docker:
+    name: amd64 & arm64
     runs-on: ubuntu-latest
     permissions:
       contents: read
       packages: write
+
     steps:
       - name: Checkout
         uses: actions/checkout@v4
-      - name: Docker meta
+
+      - name: Docker meta data
         id: meta
         uses: docker/metadata-action@v5
         with:
           images: |
             ghcr.io/cockatrice/servatrice
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
+
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+
       - name: Login to GitHub Container Registry
         if: github.event_name != 'pull_request'
         uses: docker/login-action@v3
@@ -32,7 +47,8 @@ jobs:
           registry: ghcr.io
           username: ${{ github.actor }}
           password: ${{ github.token }}
-      - name: Build and push
+
+      - name: Build and push Docker Image
         uses: docker/build-push-action@v6
         with:
           context: .