Expandable code blocks #2099

Job	Run time
typecheck / typecheck	3m 36s
units / 🧪 Unit Tests	2m 32s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	2m 11s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	1m 49s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	5m 30s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	5m 10s
	20m 48s

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