Fix sub in workflow (#637)

* Make sure env files are in the correct place when bundling

* fix substitution

Author: forgetso

.github/workflows/dockerhub_publish.yml

@@ -105,9 +105,9 @@ jobs:
 
                   # Build and push the JS Docker image
                   echo "Building Docker image for JS bundle..."
-                  docker build --file ./docker/images/js.server.dockerfile . -t prosopo/js_server:${env.PROVIDER_IMAGE_VERSION}
+                  docker build --file ./docker/images/js.server.dockerfile . -t prosopo/js_server:${{env.PROVIDER_IMAGE_VERSION}}
                   echo "Pushing Docker image for JS bundle..."
-                  docker push prosopo/js_server:${env.PROVIDER_IMAGE_VERSION}
+                  docker push prosopo/js_server:${{env.PROVIDER_IMAGE_VERSION}}
 
             - name: Build and Push the Provider Bundle
               # Build and push the provider bundle to Docker Hub if bump is true
@@ -128,6 +128,6 @@ jobs:
 
                   # Build and push the Docker image
                   echo "Building Docker image..."
-                  docker build --file ./docker/images/provider.dockerfile . -t prosopo/provider:${env.PROVIDER_IMAGE_VERSION}
+                  docker build --file ./docker/images/provider.dockerfile . -t prosopo/provider:${{env.PROVIDER_IMAGE_VERSION}}
                   echo "Pushing Docker image..."
-                  docker push prosopo/provider:${env.PROVIDER_IMAGE_VERSION}
+                  docker push prosopo/provider:${{env.PROVIDER_IMAGE_VERSION}}