Start building docker images.

.github/workflows/docker-publish.yml

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+name: Docker
+
+on:
+  push:
+    branches: [ "main" ]
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Setup Docker buildx
+        uses: docker/[email protected]
+
+      - name: Log into registry ${{ env.REGISTRY }}
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push core worker Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: game
+          file: Dockerfile.core
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ env.REGISTRY }}/temporalio/snakes-core-worker:latest
+
+      - name: Build and push UI Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: snakes
+          platforms: linux/amd64,linux/arm64
+          tags: ${{ env.REGISTRY }}/temporalio/snakes-ui:latest

game/Dockerfile.core

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+FROM node:18 AS engine
+
+RUN npm install -g typescript ts-node
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm install
+
+COPY . .
+
+CMD ["npm", "run", "game-worker"]

snakes/Dockerfile

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+FROM node:18 AS engine
+
+RUN npm install -g typescript ts-node
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm install
+
+COPY . .
+
+CMD ["npm", "run", "host"]