feat(deploy): add Dockerfile (#29)

* feat: add Dockerfile

* feat: add workflow for building docker image

Author: ilyamore88

.github/workflows/build.yml

@@ -0,0 +1,54 @@
+name: Build and push Docker image
+
+on:
+  push:
+    branches:
+      - '*'
+    tags:
+      - 'v*'
+
+env:
+  REGISTRY: ghcr.io
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Get full image name
+        id: base_image_name
+        env:
+          BASE_IMAGE_NAME: ${{ github.repository }}
+        run: |
+          if [[ $GITHUB_REF == refs/tags/* ]]; then
+            echo "image_name=${REGISTRY}/${BASE_IMAGE_NAME}" >> $GITHUB_OUTPUT
+          else
+            echo "image_name=${REGISTRY}/${BASE_IMAGE_NAME}-stage" >> $GITHUB_OUTPUT
+          fi
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v4
+        with:
+          images: ${{ steps.base_image_name.outputs.image_name }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=raw,value={{branch}}-{{sha}}-{{date 'X'}},enable=${{ startsWith(github.ref, 'refs/heads') }}
+            type=semver,pattern={{version}},prefix=v
+            type=semver,pattern={{major}}.{{minor}},prefix=v
+      - name: Build and push image
+        uses: docker/build-push-action@v3
+        with:
+          context: .
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          push: ${{ startsWith(github.ref, 'refs/tags/v') || endsWith(github.ref, '/stage') }}

Dockerfile

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+FROM node:15
+
+WORKDIR /app
+COPY . .
+RUN yarn install
+ENTRYPOINT ["node", "src/index.js"]