Packages from the vendor http-interop
http-interop/http-factoryhttp-interop/http-factory-diactoros
http-interop/http-factory-discovery
http-interop/http-factory-guzzle
http-interop/http-factory-slim
http-interop/http-factory-tests
http-interop/http-middleware
http-interop/http-server-handler
http-interop/http-server-middleware
http-interop/response-sender