replace circleci with github workflows

.circleci/config.yml

@@ -1,29 +0,0 @@
-version: 2
-jobs:
-  build:
-    docker:
-      - image: circleci/node:14.18.1-browsers
-    working_directory: ~/dwysokinski
-    steps:
-      - checkout
-      - setup_remote_docker:
-          version: 20.10.2
-      # start proprietary DB using private Docker image
-      # with credentials stored in the UI
-      - run: |
-          docker login -u $DOCKER_LOGIN -p $DOCKER_PASSWORD
-      # build the application image
-      - run: docker build -t $DOCKER_LOGIN/dwysokinski.me:latest .
-
-      # deploy the image
-      - run: docker push $DOCKER_LOGIN/dwysokinski.me:latest
-workflows:
-  version: 2
-  deploy_prod:
-    jobs:
-      - build:
-          context: dockerhub
-          filters:
-            branches:
-              only:
-                - master

.github/workflows/publish.yml

@@ -0,0 +1,46 @@
+name: Build and push to registry
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  push_to_registry:
+    name: Push Docker image to Docker Hub
+    if: startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v2
+
+      - name: Get the version
+        id: get_version
+        run: echo ::set-output name=VERSION::${GITHUB_REF#refs/tags/v}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Cache Docker layers
+        uses: actions/cache@v2
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.REGISTRY_LOGIN }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: Push to Docker Hub
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          tags: |
+            ${{ secrets.REGISTRY_NAME }}/dwysokinski.me:latest
+            ${{ secrets.REGISTRY_NAME }}/dwysokinski.me:${{ steps.get_version.outputs.VERSION }}
+          file: ./Dockerfile
+          push: true

Dockerfile

@@ -18,7 +18,7 @@ RUN apk --no-cache add shadow \
     pkgconf
 RUN npm install --global gatsby-cli@3.3.0
 WORKDIR /usr/src/app
-COPY package.json yarn.lock ./
+COPY yarn.lock ./
 RUN yarn
 COPY . ./
 RUN yarn build