apps/server/integration/OrchestrationEngineHarness.integration.ts |   9 +-
 apps/server/src/checkpointing/CheckpointDiffQuery.test.ts         | 418 +++++++++++++++++++++++++++++++
 apps/server/src/checkpointing/CheckpointDiffQuery.ts              | 280 +++++++++++++++++++++
 apps/server/src/checkpointing/CheckpointStore.test.ts             | 204 ++++++++++++++++
 apps/server/src/checkpointing/CheckpointStore.ts                  | 171 +++++++++++++
 apps/server/src/checkpointing/Layers/CheckpointDiffQuery.test.ts  | 421 --------------------------------
 apps/server/src/checkpointing/Layers/CheckpointDiffQuery.ts       | 248 -------------------
 apps/server/src/checkpointing/Layers/CheckpointStore.test.ts      | 206 ----------------
 apps/server/src/checkpointing/Layers/CheckpointStore.ts           |  89 -------
 apps/server/src/checkpointing/Services/CheckpointDiffQuery.ts     |  49 ----
 apps/server/src/checkpointing/Services/CheckpointStore.ts         | 101 --------
 apps/server/src/orchestration/Layers/CheckpointReactor.test.ts    |  14 +-
 apps/server/src/orchestration/Layers/CheckpointReactor.ts         |   4 +-
 apps/server/src/server.test.ts                                    |   2 +-
 apps/server/src/server.ts                                         |   8 +-
 apps/server/src/ws.ts                                             |   2 +-
 docs/operations/effect-fn-checklist.md                            |  12 +-
 docs/reference/encyclopedia.md                                    |   4 +-
 oxlint-plugin-t3code/rules/no-manual-effect-runtime-in-tests.ts   |   1 -
 19 files changed, 1102 insertions(+), 1141 deletions(-)