Prepared build process for CI/CD

.env

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+DATABASE_URL=mongodb://mongo:27017/pev_shop
+SECRET_KEY=secret-key
+PORT=3000

.eslintrc.js

@@ -1,4 +1,3 @@
-// TODO: refactor to use ENV
 const isBackendOnly = process.env.BACKEND_ONLY === 'true';
 const isTestEnv = process.env.TEST_ENV === 'true';
 

.github/workflows/build-docker-image.yml

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+name: Build production Docker image
+
+on:
+  #push:
+    #branches: [ develop ]
+  pull_request:
+    branches: [ empty ]
+
+jobs:
+  build-docker-image:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: docker/setup-buildx-action@v1
+
+      - name: Login to Docker registry on GitHub
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Lowercase author and repository name
+        #run: echo "REPO_LOWERCASE=ghcr.io/scriptychris/fake-pev-shopping" >> $GITHUB_ENV
+        run: echo "REPO_LOWERCASE=ghcr.io/${GITHUB_REPOSITORY,,}" >> $GITHUB_ENV
+
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+      #    push: true
+          outputs: type=local,dest=./built-docker-image
+          tags: ghcr.io/scriptychris/fake-pev-shopping:latest #${{ env.REPO_LOWERCASE }}
+
+      # for debugging purposes
+      - name: Setup tmate session
+        uses: mxschmitt/action-tmate@v3
+
+      - name: Manually push docker image to registry
+        run: >
+          docker tag fake-pev-shopping ghcr.io/scriptychris/fake-pev-shopping:latest && 
+          docker push ghcr.io/scriptychris/fake-pev-shopping:latest

.github/workflows/integrate.yml

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+name: Integrate
+
+on:
+  pull_request:
+    branches: [ develop ]
+
+jobs:
+  run-unit-tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v2
+        with:
+          node-version: 14.15.5
+
+      - run: npm ci
+      - run: npm test

Dockerfile

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+FROM node:lts-alpine3.13
+
+WORKDIR /app
+
+COPY ./package*.json ./
+RUN npm ci
+
+COPY ./src ./src
+COPY ./utils ./utils
+COPY .env .babelrc tsconfig* webpack.config.js ./
+RUN npm run build
+
+# TODO: automate database population process on Docker image build. 
+#       Need to handle race condition between starting MongoDB.
+#WORKDIR /app/dist/src/database/populate
+#RUN node populate.js --categoriesGroupPath=categoryGroups.json trialProducts.json
+
+EXPOSE 3000
+
+CMD ["npm", "run", "serve"]

docker-compose.yml

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+version: "3"
+
+services:
+  mongo:
+    image: mongo:4.2.13-bionic
+    ports:
+      - 27017:27017
+
+  node:
+    build: ./
+    image: fake-pev-shopping
+    ports:
+      - 3000:3000
+    depends_on:
+      - mongo