Package ljwt appends critical libraries necessary for using JWTs (Json Web Tokens) within AWS Lambda through API Gateway proxy requests / integration.

AllowOptionsMW is a helper middleware function that will immediately return a successful request if the method is OPTIONS.

DecodeExpandedMW attempts to parse a Json Web Token from the request's "Authorization" header.

DecodeStandardMW attempts to parse a Json Web Token from the request's "Authorization" header.

InjectLambdaContextMW with do exactly that - inject all appropriate lambda values into the local context so that other users down the line can query the context for things like HTTP method or Path.