#438: Fixed docker version crashes

.env

@@ -33,6 +33,7 @@ FRONTEND_PORT_HTTPS=3443
 # CHANGE THIS IF YOU WANT GOOD LOCAL EXECUTIONS:
 OUTER_HOSTNAME=shuffle-backend
 DB_LOCATION=./shuffle-database
+DOCKER_API_VERSION=1.40
 
 # Proxy configurations. SHUFFLE_PASS_WORKER_PROXY must be FALSE to not pass the proxy information to sub-apps.
 # PS: It will skip proxy for 

backend/go-app/docker.go

@@ -262,7 +262,8 @@ func buildImageMemory(fs billy.Filesystem, tags []string, dockerfileFolder strin
 	//log.Printf("Response: %#v", imageBuildResponse.Body)
 	log.Printf("[DEBUG] IMAGERESPONSE: %#v", imageBuildResponse.Body)
 
-	//defer imageBuildResponse.Body.Close()
+	if imageBuildResponse.Body != nil {
+		defer imageBuildResponse.Body.Close()
 		buildBuf := new(strings.Builder)
 		_, newerr := io.Copy(buildBuf, imageBuildResponse.Body)
 		if newerr != nil {
@@ -303,6 +304,7 @@ func buildImageMemory(fs billy.Filesystem, tags []string, dockerfileFolder strin
 				//baseDockerName
 			}
 		}
+	}
 
 	if err != nil {
 		// Read the STDOUT from the build process

docker-compose.yml

@@ -53,7 +53,7 @@ services:
       - ORG_ID=${ORG_ID}
       - ENVIRONMENT_NAME=${ENVIRONMENT_NAME}
       - BASE_URL=http://${OUTER_HOSTNAME}:${BACKEND_PORT}
-      - DOCKER_API_VERSION=1.35
+      - DOCKER_API_VERSION=1.40
       - SHUFFLE_BASE_IMAGE_NAME=${SHUFFLE_BASE_IMAGE_NAME}
       - SHUFFLE_BASE_IMAGE_REGISTRY=${SHUFFLE_BASE_IMAGE_REGISTRY}
       - SHUFFLE_BASE_IMAGE_TAG_SUFFIX=${SHUFFLE_BASE_IMAGE_TAG_SUFFIX}