github actions: docker images need to be stored and retrieved from ar…

…tifacts, to pass to another job

this is really dumb, but okay

docker/build-push-action#225 (comment)

.github/workflows/pipeline.yml

@@ -27,16 +27,40 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - run: docker build . --tag ${{ env.IMAGE_NAME }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: ./Dockerfile
+          tags: ${{ IMAGE_NAME }}
+          outputs: type=docker,dest=/tmp/${{ env.IMAGE_NAME }}.tar
+      - name: Upload artifact
+        uses: actions/upload-artifact@v2
+        with:
+          name: ${{ IMAGE_NAME }}
+          path: /tmp/${{ env.IMAGE_NAME }}.tar
 
 
   test:
     needs: build
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - run: docker build . --tag ${{ env.IMAGE_NAME }}
-      - run: docker run ${{ env.IMAGE_NAME }} test
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Download artifact
+        uses: actions/download-artifact@v2
+        with:
+          name: ${{ IMAGE_NAME }}
+          path: /tmp
+      - name: Load Docker image
+        run: |
+          docker load --input /tmp/${{ env.IMAGE_NAME }}.tar
+          docker run ${{ env.IMAGE_NAME }} test
 
 
   publish-coverage:
@@ -45,37 +69,58 @@ jobs:
     # upload coverage report
     steps:
       - uses: actions/checkout@v2
-      - run: docker build . --tag ${{ env.IMAGE_NAME }}
 
-      - name: Codecov
-        uses: codecov/[email protected]
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Download artifact
+        uses: actions/download-artifact@v2
         with:
-          # User defined upload name. Visible in Codecov UI
-          name: # optional
-          # Repository upload token - get it from codecov.io. Required only for private repositories
-          token: # optional
-          # Path to coverage file to upload
-          file: # optional
-          # Comma-separated list of files to upload
-          files: # optional
-          # Directory to search for coverage reports.
-          directory: # optional
-          # Flag upload to group coverage metrics (e.g. unittests | integration | ui,chrome)
-          flags: # optional
-          # Write upload file to path before uploading
-          path_to_write_report: # optional
-          # Environment variables to tag the upload with (e.g. PYTHON | OS,PYTHON)
-          env_vars: # optional
-          # Specify whether or not CI build should fail if Codecov runs into an error during upload
-          fail_ci_if_error: # optional
+          name: ${{ IMAGE_NAME }}
+          path: /tmp
+      - name: Load Docker image
+        run: |
+          docker load --input /tmp/${{ env.IMAGE_NAME }}.tar
+
+#      - name: Codecov
+#        uses: codecov/[email protected]
+#        with:
+#          # User defined upload name. Visible in Codecov UI
+#          name: # optional
+#          # Repository upload token - get it from codecov.io. Required only for private repositories
+#          token: # optional
+#          # Path to coverage file to upload
+#          file: # optional
+#          # Comma-separated list of files to upload
+#          files: # optional
+#          # Directory to search for coverage reports.
+#          directory: # optional
+#          # Flag upload to group coverage metrics (e.g. unittests | integration | ui,chrome)
+#          flags: # optional
+#          # Write upload file to path before uploading
+#          path_to_write_report: # optional
+#          # Environment variables to tag the upload with (e.g. PYTHON | OS,PYTHON)
+#          env_vars: # optional
+#          # Specify whether or not CI build should fail if Codecov runs into an error during upload
+#          fail_ci_if_error: # optional
 
 
   publish-pypi:
     needs: test
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - run: docker run ${{ env.IMAGE_NAME }} upload
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Download artifact
+        uses: actions/download-artifact@v2
+        with:
+          name: ${{ IMAGE_NAME }}
+          path: /tmp
+      - name: Load Docker image
+        run: |
+          docker load --input /tmp/${{ env.IMAGE_NAME }}.tar
+          docker run ${{ env.IMAGE_NAME }} upload
 
 
   publish-docker: