Added an github action to build the frankenPHP docker image

.github/workflows/docker_frankenphp.yml

@@ -0,0 +1,77 @@
+name: Docker Image Build (FrankenPHP)
+
+on:
+  #schedule:
+  #  - cron: '0 10 * * *' # everyday at 10am
+  push:
+    branches:
+      - '**'
+      - '!l10n_**'
+    tags:
+      - 'v*.*.*'
+      - 'v*.*.*-**'
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v4
+      -
+        name: Docker meta
+        id: docker_meta
+        uses: docker/metadata-action@v5
+        with:
+          # list of Docker images to use as base name for tags
+          images: |
+            partdborg/part-db
+          # Mark the image build from master as latest (as we dont have really releases yet)
+          tags: |
+            type=edge,branch=master
+            type=ref,event=branch,
+            type=ref,event=tag,
+            type=schedule
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+            type=ref,event=branch
+            type=ref,event=pr
+          labels: |
+            org.opencontainers.image.source=${{ github.event.repository.clone_url }}
+            org.opencontainers.image.revision=${{ github.sha }}
+            org.opencontainers.image.title=Part-DB
+            org.opencontainers.image.description=Part-DB is a web application for managing electronic components and your inventory.
+            org.opencontainers.image.url=https://github.com/Part-DB/Part-DB-server
+            org.opencontainers.image.source=https://github.com/Part-DB/Part-DB-server
+            org.opencontainers.image.authors=Jan Böhmer
+            org.opencontainers.licenses=AGPL-3.0-or-later
+
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: 'arm64,arm'
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      -
+        name: Login to DockerHub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      -
+        name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: Dockerfile-frankenphp
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max