Merge pull request #217 from DefangLabs/readme-updates

Readme updates

Author: raphaeltm

README.md

@@ -38,7 +38,8 @@ Deploy your application to the defang playground by opening up your terminal and
 
 If you want to deploy to your own cloud account, you can use Defang BYOC:
 
-1. [Authenticate your AWS account](https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-configure.html), and that you have properly set your environment variables like `AWS_PROFILE`, `AWS_REGION`, `AWS_ACCESS_KEY_ID`, and `AWS_SECRET_ACCESS_KEY`.
+1. [Authenticate your AWS account](https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-configure.html), and check that you have properly set your environment variables like `AWS_PROFILE`, `AWS_REGION`, `AWS_ACCESS_KEY_ID`, and `AWS_SECRET_ACCESS_KEY`.
+2. Run `defang --provider=aws up` in a terminal that has access to your AWS environment variables.
 
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