Real T3 server runtime capture
Commit: 729fed007fabcd3d1d00d1a09862d4d38dad0fc5
Environment: Linux, Node v26.12.1
Transport: synthetic Codex JSON-RPC subprocess; real typed client, adapter, orchestrator and database.
Fresh isolated home, synthetic project, no live provider account.

> t3 thread start … preCompact --wait --json
status: interrupted
Persisted run_interrupt_result.message: "preCompact hook (project): Checkpoint required before continuing."

> t3 thread send … preModelRequest --wait --json
status: interrupted
Persisted run_interrupt_result.message: "preModelRequest hook (project): Checkpoint required before continuing."

> t3 thread send … postModelRequest --wait --json
status: interrupted
Persisted run_interrupt_result.message: "postModelRequest hook (project): Checkpoint required before continuing."