Repair a deterministic JSONL event ledger implementation.
Repair a deterministic JSONL event ledger implementation.: a task in SWEFoundary-test: SWEFoundry Test (Harbor dataset). Run any local checks you create, but the final score comes from hidden tests.
The task
Run any local checks you create, but the final score comes from hidden tests.
Part of lhpku20010120/SWEFoundary-test.