Release 0.5.2

What's Changed

• chore: docs of builtin lark tool by @zakahan in #401
• Add cozeloop dependency to pyproject.toml by @cuericlee in #405
• fix: support custom region in guardrails by @BhAem in #404
• build(trustedmcp): update trustedmcp version by @tyler-lee in #403
• feat: support seedance 1.5 pro and sleep with max_wait_seconds by @zakahan in #406
• feat: enable agent to automatically save session by @BhAem in #402
• chore(docs): format markdown docs by @yaozheng-fang in #408
• feat(builtin-tools): vod mcp tools support by @zakahan in #409
• feat(trace): support invocation id in spans by @yaozheng-fang in #410
• add lightning by @ZQlQZ in #411
• release 0.5.2 by @yaozheng-fang in #412

Full Changelog: 0.5.1...0.5.2