Python recorder v0.4.0

What's Changed

• Require recorder v0.1.0 from the ADK 2 hooks by @mosesonyango7 in #17
• Label ADK requests for billing only on Vertex by @mosesonyango7 in #18
• Record LangChain, LangGraph and OpenAI Agents SDK runs, and let a budget stop them by @mosesonyango7 in #19
• Add the TypeScript recorder, with a middleware for the Vercel AI SDK by @mosesonyango7 in #20
• Release the Python recorder 0.4.0 by @mosesonyango7 in #21

Full Changelog: python/v0.3.0...python/v0.4.0