Add smol caching & a utility method #4384

Job	Run time
ArtifactsCheck	2m 45s
Api check	2m 37s
iOS Tests	3m 1s
Build all	2m 44s
Conflate Stale Renderings Runtime JVM Tests	1m 42s
Render On State Change Only Runtime JVM Tests	2m 11s
Render On State Change Only and Conflate Stale Runtime JVM Tests	1m 48s
Shard Matrix Yaml	2m 18s
KtLint	2m 45s
Build Tutorials	2m 38s
Dependency Guard	2m 33s
Instrumentation tests (31, 1)	3m 22s
JS Tests	2m 23s
Performance tests (31)	3m 4s
Instrumentation tests (31, 2)	3m 17s
Instrumentation tests (31, 3)	2m 47s
Alternate Runtime Instrumentation tests (31, 1, conflate)	3m 22s
Alternate Runtime Instrumentation tests (31, 1, baseline-stateChange)	3m 21s
Alternate Runtime Instrumentation tests (31, 1, conflate-stateChange)	2m 43s
Alternate Runtime Instrumentation tests (31, 2, conflate)	3m 46s
Alternate Runtime Instrumentation tests (31, 2, baseline-stateChange)	2m 56s
Alternate Runtime Instrumentation tests (31, 2, conflate-stateChange)	2m 48s
Alternate Runtime Instrumentation tests (31, 3, conflate)	2m 53s
Alternate Runtime Instrumentation tests (31, 3, baseline-stateChange)	3m 8s
Alternate Runtime Instrumentation tests (31, 3, conflate-stateChange)	3m 5s
Android Lint	1s
Dokka	1s
Check	1s
all-green	2s
	1h 10m 2s

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