chore(main): release 0.2.6

[release-please]

🤖 I have created a release beep boop

0.2.6 (2025-06-09)

⚠ BREAKING CHANGES

• Add FastAPI JSONRPC Application (#104)

Features

• Add FastAPI JSONRPC Application (#104) (0e66e1f)
• Add gRPC server and client support (#162) (a981605)
• add reject method to task_updater (#147) (2a6ef10)
• Add timestamp to TaskStatus updates on TaskUpdater (#140) (0c9df12)
• spec: Add an optional iconUrl field to the AgentCard 🤖 (a1025f4)

Bug Fixes

• Correctly adapt starlette BaseUser to A2A User (#133) (88d45eb)
• Event consumer should stop on input_required (#167) (51c2d8a)
• Fix Release Version (#161) (011d632)
• generate StrEnum types for enums (#134) (0c49dab)
• library should released as 0.2.6 (d8187e8)
• remove error types from enqueable events (#138) (511992f)
• stream: don't block event loop in EventQueue (#151) (efd9080)
• task_updater: fix potential duplicate artifact_id from default v… (#156) (1f0a769)

Documentation

• remove final and metadata fields from docstring (#66) (3c50ee1)
• Update Links to Documentation Site (5e7d418)

---

This PR was generated with Release Please. See documentation.

[release-please]

🤖 Created releases:

• v0.2.6

🌻