Tags: StemSplit/stemsplit-python

Initial release: stemsplit-python v0.1.0

Synchronous Python SDK for the StemSplit stem-separation API.

- Resources: jobs, youtube_jobs, account, webhooks, uploads
- Stripe-style error hierarchy with documented error codes
- Webhook signature verification (verify_and_parse)
- BPM and key detection on Job.audio_metadata
- pydantic v2 models, mypy --strict clean, py.typed shipped
- Three runtime dependencies: httpx, pydantic, typing-extensions
- 62 tests, ~92 percent line coverage on the SDK code