Added github build actions

.github/workflows/docker-image.yml

@@ -0,0 +1,47 @@
+name: Dockerhub Publish
+
+on:
+  push:
+    branches: [ "main" ]
+    tags: [ "v*" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Docker meta
+      id: meta
+      uses: docker/metadata-action@v5
+      with:
+        images: |
+          sam159/brotherql_grocylabels
+        tags: |
+          type=ref,event=pr
+          type=ref,event=branch
+          type=semver,pattern={{version}}
+          type=semver,pattern={{major}}.{{minor}}
+          type=semver,pattern={{major}}
+          type=sha
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+      with:
+        platforms: "linux/amd64,linux/arm64"
+    - name: Login to Dockerhub
+      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: .
+        push: ${{ github.event_name != 'pull_request' }}
+        tags: ${{ steps.meta.outputs.tags }}
+        labels: ${{ steps.meta.outputs.labels }}

README.md

@@ -62,7 +62,7 @@ Its advisable to run and install in a venv. For example:
 
 A Dockerfile is included based on a python 3.10 alpine image. The default port is 8000.
 
-TODO: publish somewhere
+Published to Dockerhub as [sam159/brotherql_grocylabels](https://hub.docker.com/r/sam159/brotherql_grocylabels)
 
 ## Contributing