.plans/13-provider-service-integration-tests.md                 | 110 ++++++++
 apps/server/integration/TestProviderAdapter.integration.ts      | 310 +++++++++++++++++++++++
 apps/server/integration/fixtures/providerRuntime.ts             | 130 ++++++++++
 apps/server/integration/providerService.integration.test.ts     | 361 ++++++++++++++++++++++++++
 apps/server/package.json                                        |   2 +-
 apps/server/scripts/bundle-client.mjs                           |  21 --
 apps/server/scripts/bundle-client.ts                            |  19 ++
 apps/server/src/checkpointing/Layers/CheckpointService.test.ts  |   7 +-
 apps/server/src/checkpointing/Layers/CheckpointService.ts       |  22 ++
 apps/server/src/checkpointing/Services/CheckpointService.ts     |  10 +
 apps/server/src/orchestration/Layer.ts                          |  13 +
 apps/server/src/orchestration/Service.ts                        |  12 +-
 apps/server/src/orchestration/reducer.test.ts                   |   1 +
 apps/server/src/orchestration/reducer.ts                        |  52 +++-
 apps/server/src/provider/Layers/CodexAdapter.test.ts            |  18 +-
 apps/server/src/provider/Layers/CodexAdapter.ts                 | 342 ++++++++++++++++++++++++-
 apps/server/src/provider/Layers/EventNdjsonLogger.test.ts       |  37 +++
 apps/server/src/provider/Layers/EventNdjsonLogger.ts            |  66 +++++
 apps/server/src/provider/Layers/ProviderAdapterRegistry.test.ts |   4 +-
 apps/server/src/provider/Layers/ProviderService.test.ts         | 161 +++++++++---
 apps/server/src/provider/Layers/ProviderService.ts              | 214 +++++++++-------
 apps/server/src/provider/Services/ProviderAdapter.ts            |   9 +-
 apps/server/src/provider/Services/ProviderService.ts            |  10 +-
 apps/server/src/provider/contracts.test.ts                      | 245 ------------------
 apps/server/src/wsServer.test.ts                                |   3 +-
 apps/server/src/wsServer.ts                                     | 436 +++++++++++++++++++++-----------
 apps/server/tsconfig.json                                       |   2 +-
 apps/web/src/components/ChatView.tsx                            |  25 +-
 apps/web/src/routes/__root.tsx                                  |  54 +++-
 apps/web/src/session-logic.test.ts                              |  90 +++++++
 apps/web/src/session-logic.ts                                   |  63 ++++-
 apps/web/src/store.ts                                           |   1 +
 apps/web/src/threadFactory.ts                                   |   1 +
 apps/web/src/types.ts                                           |   2 +
 apps/web/src/worktreeCleanup.test.ts                            |   1 +
 apps/web/src/wsNativeApi.ts                                     |  10 -
 packages/contracts/src/index.ts                                 |   1 +
 packages/contracts/src/ipc.ts                                   |   1 -
 packages/contracts/src/orchestration.ts                         |  42 ++-
 packages/contracts/src/providerRuntime.ts                       | 217 ++++++++++++++++
 40 files changed, 2490 insertions(+), 635 deletions(-)