Add workflow dispatch for building docker images

.github/workflows/build.yml

@@ -4,22 +4,46 @@ name: Build
 on:
   release:
     types: [published]
+  workflow_dispatch:
+    inputs:
+      repository:
+        description: Repository
+      ref:
+        description: Ref
+      tag:
+        description: Tag
+        required: true
+        default: faforever/faf-python-server:latest
 
 jobs:
   docker-image:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+        with:
+          repository: ${{ inputs.repository }}
+          ref: ${{ inputs.ref }}
+
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: faforever/faf-python-server
+          tags:
+            type=semver,pattern={{raw}}
 
-      - name: Extract tag name
-        id: vars
-        run: echo "tag=${GITHUB_REF#refs/*/}" >> $GITHUB_OUTPUT
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
 
-      - name: Build and publish docker image
-        uses: docker/build-push-action@v1.1.1
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
         with:
-          repository: faforever/faf-python-server
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
-          build_args: GITHUB_REF=${{ steps.vars.outputs.tag }}
-          tag_with_ref: true
+
+      - name: Build and publish docker image
+        uses: docker/build-push-action@v6
+        with:
+          build-args: GITHUB_REF=${{ github.ref_name }}
+          tags: ${{ inputs.tag || steps.meta.outputs.tags }}
+          push: true