use build-and-push action

.github/workflows/ci.yml

@@ -36,20 +36,21 @@ jobs:
         username: ${{ github.actor }}
         password: ${{ secrets.GITHUB_TOKEN }}
 
-    - name: build docker image and push to gchr.io
-      run: |
-        TAG=$(git describe --long --tags --always --dirty)
-        IMAGE_NAME=platformics
-        IMAGE_URI="ghcr.io/${GITHUB_REPOSITORY}/${IMAGE_NAME}"
-        
-        make build
-
-        docker push "${IMAGE_URI}:${TAG}"
-
-        if [[ ${GITHUB_REF##*/} == "main" ]]; then
-          docker tag "${IMAGE_URI}:${TAG}" "${IMAGE_URI}:latest"
-          docker push "${IMAGE_URI}:latest"
-        fi
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+
+    - name: Clean previous builds
+      run: rm -rf dist/*.whl
+
+    - name: Build with Poetry
+      run: poetry build
+
+    - name: Build and push Docker image
+      uses: docker/build-push-action@v2
+      with:
+        context: .
+        push: true
+        tags: ghcr.io/${{ github.repository }}/my-image:latest
 
     - name: run tests
       run: |