Merge pull request #56 from liwenwu-amazon/helm1

Update the readme on helm chart

Author: jaypipes

README.md

@@ -90,6 +90,11 @@ kubectl apply -f deploy.yaml
 
 Step 4: Deploy using helm Chart
 
+```
+# login ECR
+aws ecr-public get-login-password --region us-east-1 | helm registry login --username AWS --password-stdin public.ecr.aws
+```
+
 ```
 helm install(or upgrade) gateway-api-controller \
 oci://public.ecr.aws/aws-application-networking-k8s/aws-gateway-controller-chart\