GitHub Actions workflow

.github/workflows/docker-build.yml

@@ -0,0 +1,62 @@
+---
+
+name: Docker image build
+
+on:
+  push:
+    paths:
+      - 'Dockerfile'
+      - 'version.json'
+    branches: ['master']
+  workflow_dispatch:
+  pull_request:
+    paths:
+      - 'Dockerfile'
+      - 'version.json'
+
+jobs:
+  docker-build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_HUB_USER }}
+          password: ${{ secrets.DOCKER_HUB_TOKEN }}
+
+      - name: get version
+        id: version
+        uses: notiz-dev/github-action-json-property@release
+        with:
+            path: 'version.json'
+            prop_path: 'version'
+
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: Dockerfile
+          platforms: |
+            linux/amd64
+            linux/arm/v7
+            linux/arm64
+          build-args: |
+            VERSION=${{ steps.version.outputs.prop }}
+            CHANNEL=${{ steps.channel.outputs.prop }}
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: |
+            ${{ secrets.DOCKER_HUB_USER }}/tuya-convert:latest
+            ${{ secrets.DOCKER_HUB_USER }}/tuya-convert:${{ steps.version.outputs.prop }}
+          labels: |
+            maintainer=${{ github.repository_owner }}
+            org.opencontainers.image.vendor=${{ github.repository_owner }}
+            org.opencontainers.image.revision=${{ github.sha }}

version.json

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+{
+  "version": "2.4.5"
+}