apps/server/src/mcp/TaskCancelNativeSubagent.integration.test.ts        | 357 ++++++++++++++++++++++++++++++++
 apps/server/src/orchestration-v2/BackgroundWorkStop.integration.test.ts | 144 ++++++++++++-
 apps/server/src/orchestration-v2/FoundationPersistence.test.ts          |  12 +-
 apps/server/src/orchestration-v2/Orchestrator.ts                        |  65 +++++-
 apps/server/src/orchestration-v2/ProjectionStore.ts                     |  18 +-
 apps/server/src/orchestration-v2/ProviderRuntimeRecoveryService.test.ts |   2 +
 apps/server/src/orchestration-v2/ProviderRuntimeRecoveryService.ts      | 143 +++----------
 apps/server/src/orchestration-v2/RestartContinuation.test.ts            |   1 +
 apps/server/src/orchestration-v2/RunExecutionService.test.ts            | 131 ++++++++++++
 apps/server/src/orchestration-v2/RunExecutionService.ts                 |   9 +-
 apps/server/src/orchestration-v2/SubagentProjection.test.ts             |  64 ++++++
 packages/provider-core/src/server/subagentProjection.ts                 | 151 ++++++++++++++
 12 files changed, 973 insertions(+), 124 deletions(-)