Vercel AI SDK datasets

- from: spice.ai/spice/vercel_ai_sdk/docs
  name: nextjs.docs

- from: spice.ai/spice/vercel_ai_sdk/issues
  name: nextjs.issues

- from: spice.ai/spice/vercel_ai_sdk/docs
  name: nextjs.docs

- from: spice.ai/spice/vercel_ai_sdk/issues
  name: nextjs.issues