feat(engine,client): session fork with lazy provider re-binding - #524

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Zerlight wants to merge 11 commits into

ruocheng/code-638from

ruocheng/code-639

Commits on Sep 14, 2026

feat(schema): add the session.fork wire frames and the fork operation kind
Zerlight
committed
d61f7e9
feat(engine,daemon): persist fork commits and hold provisional session records
Zerlight
committed
4d301ad
feat(engine): fork a session through a completed turn onto a provider-native copy
Zerlight
committed
57cd088
feat(agent-adapter): announce a fork child before its first prompt and carry claude subagent transcripts
Zerlight
committed
2ab5b15
feat(client-core,sdk): expose session.fork behind a wire-version gate
Zerlight
committed
fd37997
feat(workbench,ui): fork a new thread from an agent turn
Zerlight
committed
62e0541
fix(engine): render a forked session's copied prefix from its source history while the source exists
Zerlight
committed
c03986d
fix(engine): resolve a fork child under its own id, allow its hidden prefix, and keep it out of notifications until it commits
Zerlight
committed
e8daeaa
fix(workbench,client-core): hold the fork affordance while a fork is in flight and carry the child's MCP warnings
Zerlight
committed
784bb13
fix(agent-adapter,engine): surface a skipped subagent copy and name the abandoned fork child
Zerlight
committed
f45240a
fix(agent-adapter): copy Claude fork subagents from the source config root
Zerlight
committed
7c009db