4.0.0 (2021-02-01)

audit: npm audit fix (66b03e5)
add body parsing for lambda edge event source (116949d)
add Promise return type for proxy function (#332) (5b23f3c)
change logging to include a log key (542d473)
clean up sockets on EADDRINUSE server close (e768599)
dependabot alerts (df60394)
fix API Gateway V2 header response (90bad18), closes #352
fix getRequestValuesFromEvent headers (f915e94)
fix Lambda@Edge event source (95b0aa6)
fix Lambda@Edge headers and body (aabd9d3)
fix remoteAddress undefined on ALB event source (a092233)
log actual headers in SERVERLESS_EXPRESS:FORWARD_RESPONSE:EVENT_SOURCE_RESPONSE_PARAMS (72f2ef5)
make optional the property binarySettings of ConfigureParams in typings (b08ee87)
remove commitlint from travis (7b12e56)
remove Node.js 4 support (713ad14)
remove Node.js 4 support (e01c9af)
remove winston dependency and add basic logger (5bd6c2c)
transform lambda edge response headers to lower case (922fec0)
transform request header keys to lower case (daa656b)
update dependencies (e705bc6)
update dependencies (075e15b)
update dependencies (39c55eb)

add additional event mapping logic (e5909b5)
add custom mapping example (fe99c85)
add HTTP API (APIGW-V2) event source (60cb8e1)
add lambda edge support and example (230c9c5)
add logger (e35a348)
add multiValueHeader and multiValueQueryStringParameters (7199aa5)
add respondWithErrors config (53cf974)
add stripBasePath for custom domain names (3a5c7ed)
auto-detect binary response and add binarySettings (64a99dc)
call Express directly instead of via a proxy server running on a local socket (a468c72)
lay groundwork for different event sources (2db86f2)
refactor and expose a new interface (7de5d45)
remove middleware and expose getCurrentLambdaInvoke method (b56c13b)
use multiValueHeaders for requests and responses (c5ce62f)
use promise resolution by default (a9c01a3)

The new interface is backwards incompatible and includes new and simpler ways of configuring and using the package.

CodeGenieApp/serverless-express v4.0.0 on GitHub