Add a latest push

.github/workflows/docker.yml

@@ -0,0 +1,64 @@
+name: Demo Push
+
+on:   
+  push:
+    tags:
+      - v*
+
+env:
+  IMAGE_NAME: mhp
+
+jobs:
+  # Push image to GitHub Packages.
+  # See also https://docs.docker.com/docker-hub/builds/
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/setup-node@v3
+      - uses: actions/checkout@v3
+      - run: yarn install --frozen-lockfile
+      - run: yarn export
+      - uses: actions/cache@v2
+        id: restore-build
+        with:
+          path: ./out/
+          key: ${{ github.sha }}
+
+  push:
+    runs-on: ubuntu-latest
+    needs: [build]
+    permissions:
+      packages: write
+      contents: read
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/cache@v2
+        id: restore-build
+        with:
+          path: ./out/
+          key: ${{ github.sha }}
+      - name: Build image
+        run: docker build . --tag $IMAGE_NAME --label "runnumber=${GITHUB_RUN_ID}"
+
+      - name: Log in to registry
+
+        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
+      - name: Push image
+        run: |
+          IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
+
+          # Change all uppercase to lowercase
+          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
+          # Strip git ref prefix from version
+          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
+          # Strip "v" prefix from tag name
+          [[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION | sed -e 's/^v//')
+          # Use Docker `latest` tag convention
+          [ "$VERSION" == "master" ] && VERSION=latest
+          echo IMAGE_ID=$IMAGE_ID
+          echo VERSION=$VERSION
+          docker tag $IMAGE_NAME $IMAGE_ID:$VERSION
+          docker push $IMAGE_ID:$VERSION
+          docker tag $IMAGE_NAME $IMAGE_ID:latest
+          docker push $IMAGE_ID:latest

Dockerfile

@@ -1,13 +1,2 @@
-FROM node:16.15.0-alpine3.15 as build
-
-WORKDIR /app
-
-COPY ./package.json /app/package.json
-COPY ./yarn.lock /app/yarn.lock
-
-COPY . .
-RUN yarn install
-RUN yarn export
-
 FROM nginx:1.21.6
-COPY --from=build /app/out /usr/share/nginx/html
+COPY ./out /usr/share/nginx/html