perf(ci): speed up unit tests with LPT sharding + container scoping #6906

Job	Run time
Detect changes	3s
typecheck / typecheck	6m 49s
packages / 🧪 Unit Tests: Packages (3, 3)	4m 28s
packages / 🧪 Unit Tests: Packages (2, 3)	3m 9s
packages / 🧪 Unit Tests: Packages (1, 3)	3m 21s
e2e-webapp / 🧪 E2E Tests: Webapp	3m 26s
webapp / 🧪 Unit Tests: Webapp (4, 10)	4m 13s
webapp / 🧪 Unit Tests: Webapp (1, 10)	3m 43s
webapp / 🧪 Unit Tests: Webapp (5, 10)	3m 29s
webapp / 🧪 Unit Tests: Webapp (8, 10)	3m 40s
internal / 🧪 Unit Tests: Internal (1, 12)	3m 31s
webapp / 🧪 Unit Tests: Webapp (6, 10)	3m 38s
webapp / 🧪 Unit Tests: Webapp (2, 10)	3m 46s
webapp / 🧪 Unit Tests: Webapp (9, 10)	3m 8s
internal / 🧪 Unit Tests: Internal (4, 12)	4m 12s
internal / 🧪 Unit Tests: Internal (2, 12)	3m 37s
internal / 🧪 Unit Tests: Internal (5, 12)	4m 2s
webapp / 🧪 Unit Tests: Webapp (10, 10)	3m 25s
internal / 🧪 Unit Tests: Internal (7, 12)	3m 36s
internal / 🧪 Unit Tests: Internal (9, 12)	3m 36s
internal / 🧪 Unit Tests: Internal (8, 12)	3m 44s
webapp / 🧪 Unit Tests: Webapp (7, 10)	3m 22s
webapp / 🧪 Unit Tests: Webapp (3, 10)	3m 15s
internal / 🧪 Unit Tests: Internal (10, 12)	3m 25s
internal / 🧪 Unit Tests: Internal (11, 12)	3m 30s
internal / 🧪 Unit Tests: Internal (6, 12)	4m 54s
internal / 🧪 Unit Tests: Internal (12, 12)	3m 31s
internal / 🧪 Unit Tests: Internal (3, 12)	3m 26s
sdk-compat	-1s
e2e	-1s
webapp / 📊 Merge Reports	18s
packages / 📊 Merge Reports	14s
internal / 📊 Merge Reports	17s
All PR Checks	3s
	1h 42m 49s

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