Attempt saving to tarball.

Author: Alexhuszagh

.github/workflows/ci.yml

@@ -171,6 +171,19 @@ jobs:
           LATEST: ${{ needs.check.outputs.is-latest || 'false' }}
         shell: bash
 
+      - name: Save Docker Image
+        id: save-docker-image
+        uses: docker/metadata-action@v4
+        run: docker save "${IMAGE}:${TAG}" -o "${IMAGE}-${TAG}.tar"
+        env:
+            IMAGE: ${{ matrix.image }}
+            TAG: ${{ github.ref.name }}
+
+      - uses: actions/upload-artifact@v2
+        with:
+          name: ${{ matrix.image }}-image-tarball
+          path: ${{ matrix.image }}-${{ github.ref.name }}.tar
+
       - uses: ./.github/actions/cargo-install-upload-artifacts
         if: matrix.deploy
         with: