📝 add link to the article

Author: CorentinDoue

README.md

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 # Lambda extensions example
 
+Code of the article [Power up your serverless application with AWS Lambda extensions](https://dev.to/kumo/power-up-your-serverless-application-with-aws-lambda-extensions-3a31)
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 This example shows how to create a simple Lambda with a monitoring tool composed of:
 - an internal extension that logs all http calls made by the Lambda
 - an external extension that aggregate those logs and send them to an hypothetical monitoring tool