Introduce docc documentation and "supported features" #762

Job	Run time
Documentation check (6.1.2, corretto)	2m 54s
Sample JavaKitSampleApp (jammy swift:6.1.2 jdk:corretto)	3m 28s
Test (Java) (jammy swift:6.1.2 jdk:corretto)	2m 52s
Sample SwiftKitSampleApp (jammy swift:6.1.2 jdk:corretto)	5m 38s
Sample JavaSieve (jammy swift:6.1.2 jdk:corretto)	51s
Sample JExtractJNISampleApp (jammy swift:6.1.2 jdk:corretto)	5m 23s
Sample JavaProbablyPrime (jammy swift:6.1.2 jdk:corretto)	3m 30s
Sample JavaDependencySampleApp (jammy swift:6.1.2 jdk:corretto)	5m 36s
Sample SwiftAndJavaJarSampleLib (jammy swift:6.1.2 jdk:corretto)	4m 34s
Test (Swift) (jammy swift:6.1.2 jdk:corretto)	4m 46s
Test (Swift) (macos swift:6.1.2 jdk:corretto)	1m 52s
Test (Java) (macos swift:6.1.2 jdk:corretto)	3m 35s
Benchmark (JMH) (jammy swift:6.1.2 jdk:corretto)	7m 4s
Sample JavaProbablyPrime (macos swift:6.1.2 jdk:corretto)	4m 21s
Sample JavaDependencySampleApp (macos swift:6.1.2 jdk:corretto)	5m 23s
Sample SwiftAndJavaJarSampleLib (macos swift:6.1.2 jdk:corretto)	4m 47s
Sample JavaKitSampleApp (macos swift:6.1.2 jdk:corretto)	5m 14s
Sample JavaSieve (macos swift:6.1.2 jdk:corretto)	2m 4s
Sample JExtractJNISampleApp (macos swift:6.1.2 jdk:corretto)	5m 32s
Sample SwiftKitSampleApp (macos swift:6.1.2 jdk:corretto)	5m 35s
soundness / API breakage check	0s
soundness / Format check	0s
soundness / Documentation check	0s
soundness / Unacceptable language check	4s
soundness / Broken symlinks check	3s
soundness / Shell check	34s
soundness / Python lint check	13s
soundness / License headers check	5s
soundness / YAML lint check	5s
	1h 26m 3s

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