feat(sdk): expose user-provided idempotency key and scope in task context #4169

Job	Run time
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	1m 44s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	4m 29s
typecheck / typecheck	6m 0s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	1m 51s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	3m 45s
units / webapp / 🧪 Unit Tests: Webapp (6, 8)	3m 53s
units / webapp / 🧪 Unit Tests: Webapp (3, 8)	5m 50s
units / webapp / 🧪 Unit Tests: Webapp (8, 8)	2m 36s
units / webapp / 🧪 Unit Tests: Webapp (5, 8)	7m 22s
units / webapp / 🧪 Unit Tests: Webapp (7, 8)	5m 53s
units / webapp / 🧪 Unit Tests: Webapp (1, 8)	5m 55s
units / internal / 🧪 Unit Tests: Internal (6, 8)	4m 24s
units / internal / 🧪 Unit Tests: Internal (7, 8)	4m 56s
units / webapp / 🧪 Unit Tests: Webapp (4, 8)	3m 20s
units / internal / 🧪 Unit Tests: Internal (8, 8)	2m 50s
units / webapp / 🧪 Unit Tests: Webapp (2, 8)	4m 16s
units / internal / 🧪 Unit Tests: Internal (3, 8)	5m 50s
units / internal / 🧪 Unit Tests: Internal (4, 8)	5m 7s
units / internal / 🧪 Unit Tests: Internal (5, 8)	3m 51s
units / internal / 🧪 Unit Tests: Internal (1, 8)	5m 56s
units / packages / 🧪 Unit Tests: Packages (1, 1)	7m 51s
units / internal / 🧪 Unit Tests: Internal (2, 8)	9m 54s
units / webapp / 📊 Merge Reports	54s
units / packages / 📊 Merge Reports	20s
units / internal / 📊 Merge Reports	22s
	1h 49m 9s

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