update README

README.md

@@ -15,4 +15,24 @@ docker compose logs -f
 
 ```Shell
 docker compose down
-```
+```
+
+# What we did to manually push container to ECR
+
+only first try.
+
+```Shell
+aws ecr get-login-password --region $AWS_REGION | docker login --username AWS --password-stdin $AWS_ACCOUNT_ID.dkr.ecr.ap-northeast-1.amazonaws.com
+```
+
+```Shell
+docker buildx build --platform linux/amd64 -t subscription_app .
+
+docker images # check IMAGE ID of image you built before
+
+docker tag IMAGE_ID $AWS_ACCOUNT_ID.dkr.ecr.$AWS_REGION.amazonaws.com/artizans/webserver
+
+docker push $AWS_ACCOUNT_ID.dkr.ecr.$AWS_REGION.amazonaws.com/artizans/webserver
+```
+
+Also we created new security group that allow all inbound access, and attach it to fargate. like 0.0.0.0/0 thing