feat: Update schema to v0.10.3, support fork_session and resume_session unstable API#48

PsiACE merged 1 commit intoagentclientprotocol:mainagentclientprotocol/python-sdk:mainfrom

frostming:feat/schema-0.10.xfrostming/python-sdk:feat/schema-0.10.xCopy head branch name to clipboard