[core] Implement Lambda streaming with custom HTTP headers #631

Job	Run time
Semantic Version label check	7s
musl	1m 38s
Unit tests / Construct unit test matrix	6s
Integration Tests / Test archive plugin (HelloWorld)	2m 34s
Integration Tests / Test archive plugin (ResourcesPackaging)	2m 31s
Integration Tests / No dependencies on Foundation	2m 23s
Soundness / Shell check	5m 3s
Soundness / License headers check	4s
Soundness / Unacceptable language check	4s
Soundness / Format check	2m 53s
Soundness / Broken symlinks check	6s
Integration Tests / Test Examples/APIGateway on	2m 2s
Soundness / YAML lint check	4s
Integration Tests / Test Examples/HelloJSON on	1m 51s
Soundness / Python lint check	5s
Integration Tests / Test Examples/HelloWorld on	2m 24s
Integration Tests / Test Examples/BackgroundTasks on	2m 7s
Integration Tests / Test Examples/S3_AWSSDK on	6m 45s
Integration Tests / Test Examples/ResourcesPackaging on	1m 55s
Integration Tests / Test Examples/S3EventNotifier on	2m 0s
Integration Tests / Test Examples/APIGateway+LambdaAuthorizer on	2m 0s
Swift 6 Language Mode / Swift 6 language mode	1m 20s
Soundness / API breakage check	2m 54s
Soundness / Documentation check	3m 42s
Integration Tests / Test Examples/Testing on	2m 36s
Integration Tests / Test Examples/S3_Soto on	8m 40s
Integration Tests / Test Examples/Streaming on	1m 57s
Integration Tests / Test Examples/Tutorial on	1m 51s
Unit tests / Unit tests / Linux (6.1)	1m 21s
Unit tests / Unit tests / Linux (nightly-next)	1m 50s
Unit tests / Unit tests / Linux (nightly-main)	1m 53s
Unit tests / Unit tests / Linux (6.0)	1m 27s
	1h 8m 13s

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