added landing page workflow

.github/workflows/cd-dfa-landing-page.yml

@@ -0,0 +1,75 @@
+#CD pipeline for dfa landing page
+name: cd-dfa-landing-page
+
+on:
+  push:
+    branches:
+      #- master
+      - feature/dfa_cleanup
+
+    paths:
+      - "landing-page/**"
+      - ".github/workflows/cd-dfa-landing-page.yml"
+
+env:
+  IMAGE_NAME: dfa-landing-page
+  WORKING_DIRECTORY: ./landing-page/src
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push'
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - uses: docker/setup-buildx-action@v2
+        id: buildx
+        with:
+          install: true
+
+      - name: Log into registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ secrets.DOCKER_PROJECT_REGISTRY }}
+          username: ${{ secrets.DOCKER_PROJECT_USERNAME }}
+          password: ${{ secrets.DOCKER_PROJECT_PASSWORD_BUILDER }}
+
+      - name: Set image repository
+        id: set_image_repository
+        run: |
+          # Set image repository and change all uppercase to lowercase
+          DOCKER_REPOSITORY=$(echo ${{ secrets.DOCKER_PROJECT_REGISTRY }}/${{ env.IMAGE_NAME }} | tr '[A-Z]' '[a-z]')
+          echo "::set-output name=docker-repository::$DOCKER_REPOSITORY"
+          
+      - name: Pull image
+        env:
+          DOCKER_REPOSITORY: ${{ steps.set_image_repository.outputs.docker-repository }}
+        run: docker pull $DOCKER_REPOSITORY:latest || true
+
+      - name: Bump version and push tag
+        id: tag_version
+        uses: mathieudutour/[email protected]
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          tag_prefix: ${{ env.IMAGE_NAME }}=v
+          fetch_all_tags: true
+
+      - name: Build image
+        env:
+          DOCKER_REPOSITORY: ${{ steps.set_image_repository.outputs.docker-repository }}
+        working-directory: ${{ env.WORKING_DIRECTORY }}
+        run: |
+          VERSION=$(echo "${{ steps.tag_version.outputs.new_tag }}" | awk -F=v '{print $NF}')
+ 
+          echo DOCKER_REPOSITORY=${{ env.DOCKER_REPOSITORY }}
+          echo VERSION=$VERSION          
+
+          tar -czh . | docker build --load --tag ${{ env.DOCKER_REPOSITORY }}:latest --cache-from=${{ env.DOCKER_REPOSITORY }}:latest --build-arg VERSION=$VERSION -
+          docker tag ${{ env.DOCKER_REPOSITORY }}:latest ${{ env.DOCKER_REPOSITORY }}:$VERSION
+
+      - name: Push image
+        env:
+          DOCKER_REPOSITORY: ${{ steps.set_image_repository.outputs.docker-repository }}
+        run: |
+          docker push --all-tags ${{ env.DOCKER_REPOSITORY }}