docs: readme/index bottom sections fixes

Author: saragerion

README.md

@@ -80,4 +80,4 @@ Credits for the Lambda Powertools idea go to [DAZN](https://github.com/getndazn)
 
 ## License
 
-This library is licensed under the MIT-0 License. See the LICENSE file.
+This library is licensed under the MIT-0 License. See the [LICENSE](https://github.com/awslabs/aws-lambda-powertools-typescript/blob/main/LICENSE) file.

docs/index.md

@@ -83,11 +83,25 @@ The examples in this documentation will feature all the approaches described abo
 The [Serverless TypeScript Demo](https://github.com/aws-samples/serverless-typescript-demo) shows how to use Lambda Powertools for TypeScript.  
 You can find instructions on how to deploy and load test this application in the [repository](https://github.com/aws-samples/serverless-typescript-demo).
 
+## Contribute
+
+If you are interested in contributing to this project, please refer to our [Contributing Guidelines](https://github.com/awslabs/aws-lambda-powertools-typescript/blob/main/CONTRIBUTING.md).
+
+## Roadmap
+
+The roadmap of Powertools is driven by customers’ demand.  
+Help us prioritize upcoming functionalities or utilities by [upvoting existing RFCs and feature requests](https://github.com/awslabs/aws-lambda-powertools-typescript/issues), or [creating new ones](https://github.com/awslabs/aws-lambda-powertools-typescript/issues/new/choose), in this GitHub repository.
+
 ## Credits
 
-* Credits for the Lambda Powertools idea go to [DAZN](https://github.com/getndazn){target="_blank"} and their [DAZN Lambda Powertools](https://github.com/getndazn/dazn-lambda-powertools/){target="_blank"}.
+Credits for the Lambda Powertools idea go to [DAZN](https://github.com/getndazn){target="_blank"} and their [DAZN Lambda Powertools](https://github.com/getndazn/dazn-lambda-powertools/){target="_blank"}.
 
 ## Connect
 
 * **AWS Developers Slack**: `#lambda-powertools` - [Invite, if you don't have an account](https://join.slack.com/t/awsdevelopers/shared_invite/zt-yryddays-C9fkWrmguDv0h2EEDzCqvw){target="_blank"}
 * **Email**: aws-lambda-powertools-feedback@amazon.com
+
+## License
+
+This library is licensed under the MIT-0 License. See the [LICENSE](https://github.com/awslabs/aws-lambda-powertools-typescript/blob/main/LICENSE) file.
+