add summary + link to API design doc in the readme #276

Job	Run time
musl	1m 54s
Integration Tests / Test archive plugin	2m 25s
Soundness / Broken symlinks check	3s
Integration Tests / Test Examples/HelloWorld on 6.0.1-amazonlinux2	1m 18s
Soundness / API breakage check	1m 47s
Integration Tests / Test Examples/APIGateway on 6.0.1-amazonlinux2	1m 24s
Soundness / Documentation check	1m 38s
Integration Tests / Test Examples/S3_AWSSDK on 6.0.1-amazonlinux2	4m 5s
Soundness / License headers check	4s
Soundness / Unacceptable language check	2s
Integration Tests / Test Examples/S3_Soto on 6.0.1-amazonlinux2	4m 37s
Soundness / YAML lint check	5s
Soundness / Format check	40s
Swift 6 Language Mode / Swift 6 language mode	1m 14s
Soundness / Python lint check	0s
Soundness / Shell check	0s
Unit tests / Unit tests / Linux (5.9)	26s
Unit tests / Unit tests / Linux (5.10)	27s
Unit tests / Unit tests / Linux (6.0)	1m 31s
Unit tests / Unit tests / Linux (nightly-6.0)	1m 47s
Unit tests / Unit tests / Linux (nightly-main)	1m 46s
	27m 13s

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