feat(sdk): add support for AI SDK v6 #4189

Job	Run time
typecheck / typecheck	6m 23s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	3m 25s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	1m 49s
units / packages / 🧪 Unit Tests: Packages (1, 1)	8m 36s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	1m 46s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	3m 49s
units / webapp / 🧪 Unit Tests: Webapp (4, 8)	3m 28s
units / internal / 🧪 Unit Tests: Internal (2, 8)	9m 59s
units / internal / 🧪 Unit Tests: Internal (7, 8)	5m 28s
units / internal / 🧪 Unit Tests: Internal (3, 8)	5m 49s
units / internal / 🧪 Unit Tests: Internal (5, 8)	3m 59s
units / webapp / 🧪 Unit Tests: Webapp (7, 8)	6m 24s
units / internal / 🧪 Unit Tests: Internal (4, 8)	5m 16s
units / webapp / 🧪 Unit Tests: Webapp (5, 8)	7m 31s
units / webapp / 🧪 Unit Tests: Webapp (1, 8)	6m 8s
units / webapp / 🧪 Unit Tests: Webapp (6, 8)	4m 1s
units / webapp / 🧪 Unit Tests: Webapp (2, 8)	4m 20s
units / internal / 🧪 Unit Tests: Internal (6, 8)	5m 4s
units / internal / 🧪 Unit Tests: Internal (8, 8)	3m 8s
units / internal / 🧪 Unit Tests: Internal (1, 8)	5m 53s
units / webapp / 🧪 Unit Tests: Webapp (3, 8)	6m 24s
units / webapp / 🧪 Unit Tests: Webapp (8, 8)	3m 7s
units / webapp / 📊 Merge Reports	51s
units / packages / 📊 Merge Reports	28s
units / internal / 📊 Merge Reports	24s
	1h 53m 30s

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