🔨 Add Docker

.dockerignore

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+node_modules
+npm-debug.log

.github/workflows/build_docker.yml

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+name: Build Docker
+
+on:
+  push:
+    branches: main
+
+jobs:
+  multi:
+    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:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.CR_PAT }}
+      -
+        name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/386,linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/ppc64le,linux/s390x
+          push: true
+          tags: |
+            ghcr.io/Sebclem/cnc-speed-calculator/app:latest

Dockerfile

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+FROM node:14
+
+# Create app directory
+WORKDIR /usr/src/app
+
+# Install app dependencies
+# A wildcard is used to ensure both package.json AND package-lock.json are copied
+# where available (npm@5+)
+COPY package*.json ./
+
+#RUN npm install
+# If you are building your code for production
+RUN npm ci --only=production
+
+# Bundle app source
+COPY . .
+
+EXPOSE 3000
+CMD [ "node", "bin/www" ]