Github workflow to build and deploy docker image

.github/workflows/deploy.yml

@@ -0,0 +1,75 @@
+name: Build and deploy
+
+on:
+  push:
+    branches:
+    - '**'
+    tags:
+    - '*.*.*'
+    - 'v*.*.*'
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+env:
+  IMAGE: ${{ github.repository_owner }}/smo-online-server
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+    -
+      name: Environment
+      run: |
+        IMAGE=`echo ${{ env.IMAGE }} | tr '[:upper:]' '[:lower:]'`
+        echo "IMAGE=$IMAGE"  >>$GITHUB_ENV
+    -
+      name: Checkout
+      uses: actions/checkout@v3
+    -
+      id: meta
+      name: Docker meta
+      uses: docker/metadata-action@v4
+      with:
+        images: |
+          ghcr.io/${{ env.IMAGE }}
+        flavor: |
+          latest=false
+        tags: |
+          type=raw,value=latest,enable={{is_default_branch}}
+          type=semver,pattern={{major}}.{{minor}}.{{patch}}
+          type=semver,pattern={{major}}.{{minor}}
+          type=semver,pattern={{major}}
+          type=ref,event=branch
+        labels: |
+          org.opencontainers.image.licenses=UNLICENSED
+    -
+      id  : qemu
+      name: Set up QEMU
+      uses: docker/setup-qemu-action@v2
+      with:
+        platforms: amd64,arm64
+    -
+      name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+    -
+      name: Login to GHCR
+      uses: docker/login-action@v2
+      with:
+        registry : ghcr.io
+        username : ${{ github.repository_owner }}
+        password : ${{ secrets.GITHUB_TOKEN }}
+    -
+      name: Build and push
+      uses: docker/build-push-action@v3
+      with:
+        pull       : true
+        push       : true
+        context    : .
+        file       : ./Dockerfile
+        tags       : ${{ steps.meta.outputs.tags }}
+        labels     : ${{ steps.meta.outputs.labels }}
+        platforms  : linux/amd64,linux/arm64
+        cache-from : type=gha,scope=${{ github.workflow }}
+        cache-to   : type=gha,scope=${{ github.workflow }},mode=max