feat(a2a): Extend content types#1616

Draft

mkmeral wants to merge 3 commits intostrands-agents:mainfrom

mkmeral:feat/a2a-content-types

Commits on Feb 2, 2026

feat: add AgentBase support to Graph for A2AAgent compatibility
mkmeral
committed
feat(a2a): add support for image, document, and video content types
Containerized Agent
committed
fix(a2a): correct URI type handling and add logging for dropped content
Containerized Agent
committed