Run 20260702-010343 retrospective

Iterations

1: T1 — highest-priority ready task with no dependencies; package skeleton was missing from the repo. -> verified
2: T2 — highest-priority ready task with dependency T1 done; implements the core Task dataclass before store/CLI work. -> verified
3: T3 — highest-priority ready task with dependency T2 done; implements the in-memory Store before complete/remove and persistence work. -> verified
4: (no rationale) -> verified
5: (no rationale) -> verified
6: T6 — highest-priority ready task (priority 80) with dependency T4 done; implements JSON save/load before CLI work. -> verified
7: T7 — highest-priority ready task (priority 75) with dependency T6 done; implements CLI add/list before done/remove work. -> verified
8: (no rationale) -> verified
9: T9 — highest-priority ready task (priority 60) with dependency T5 done. -> verified
10: T10 — highest-priority ready owner task (priority 58) with dependency T4 done; adds due dates before stats and README work. -> verified
11: T11 — highest-priority ready task (priority 50) with dependency T5 done; adds stats summary before README work. -> verified
12: T12 — highest-priority ready owner task (priority 45) with dependency T7 done; expands README with install-free Python API and CLI examples. -> verified