add example for Lambda + HTTP + Axum

[greenwoodcm]

this example bridges Lambda's HTTP support, which is based on the tower::Service trait, and the axum web framework, which builds applications that are also based on the tower::Service trait.

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[hxk1633]

How do I access the request context of lambda events in the Axum handlers?

[greenwoodcm]

How do I access the request context of lambda events in the Axum handlers?

you should be able to use the lambda_http::RequestExt trait and then use the following method to extract the Lambda context from the Request struct. maybe i'll push an example that demonstrates this.

https://docs.rs/lambda_http/latest/lambda_http/ext/extensions/trait.RequestExt.html#tymethod.lambda_context_ref