Steffen Leistner

# Description Fixes #478 # Checklist: - [ ] My code follows the style guidelines of this project - [ ] I have performed a self-review of my own code...

Function `__call__` has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring. https://codeclimate.com/github/enter-at/python-aws-lambda-handlers/lambda_handlers/handlers/lambda_handler.py#issue_5fa57dd097fc8c0001000043

Make documentation great again.

1

Documentation currently contains a number of dead links, which should be fixed.

Have a pipeline to deploy an AWS lambda function in a disposable environment and call them remotely to test. Examples can be found in the Lcaonia js project: https://github.com/laconiajs/laconia

- Readme - RTFD

- showcase the use of handlers, formatters and validators

 ### Snyk has created this PR to fix 1 vulnerabilities in the yarn dependencies of this project. #### Snyk changed the following file(s): - `package.json` #### Note for [zero-installs](https://yarnpkg.com/features/zero-installs)...