feat(database,webapp): add LlmModel pricing_unit column and admin selector #6826

Job	Run time
Detect changes	5s
e2e-webapp / 🧪 E2E Tests: Webapp	3m 3s
internal / 🧪 Unit Tests: Internal (2, 8)	12m 46s
internal / 🧪 Unit Tests: Internal (4, 8)	5m 36s
webapp / 🧪 Unit Tests: Webapp (2, 8)	4m 15s
internal / 🧪 Unit Tests: Internal (5, 8)	5m 19s
webapp / 🧪 Unit Tests: Webapp (5, 8)	5m 57s
webapp / 🧪 Unit Tests: Webapp (8, 8)	7m 15s
webapp / 🧪 Unit Tests: Webapp (3, 8)	3m 29s
webapp / 🧪 Unit Tests: Webapp (4, 8)	7m 49s
webapp / 🧪 Unit Tests: Webapp (1, 8)	6m 18s
typecheck / typecheck	5m 16s
internal / 🧪 Unit Tests: Internal (6, 8)	5m 5s
internal / 🧪 Unit Tests: Internal (1, 8)	6m 55s
internal / 🧪 Unit Tests: Internal (7, 8)	5m 31s
webapp / 🧪 Unit Tests: Webapp (6, 8)	3m 25s
internal / 🧪 Unit Tests: Internal (3, 8)	9m 3s
webapp / 🧪 Unit Tests: Webapp (7, 8)	8m 47s
internal / 🧪 Unit Tests: Internal (8, 8)	6m 21s
sdk-compat	-1s
e2e	-1s
packages	-1s
webapp / 📊 Merge Reports	53s
internal / 📊 Merge Reports	29s
All PR Checks	3s
	1h 53m 37s

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