v0.0.14 - Fix stale prompt session context

What's Changed

• Fix stale prompt context after switching sessions so prompts submit to the current session.
• Inline prompt ref ownership into PromptRoot.
• Add Bun type definitions for local typechecking.

Thanks to Lucas (@mirsella) for the original PR #4.

Full Changelog: v0.0.13...v0.0.14