TASK-200: Mark task complete

Mark TASK-200 Complete in its task card and status index following runner-sealed validation. Only these bookkeeping changes remain; unrelated task tracking is unchanged.

Author: etr

specs/tasks/M14-v3-release-repairs/TASK-200.md

@@ -24,6 +24,6 @@
 - Blocks: TASK-185
 **Related Requirements:** PRD-V3N-REQ-024, PRD-V3N-REQ-025, PRD-V3N-REQ-031, PRD-V3N-REQ-037; owned-engine sanitizer acceptance.
 **Related Decisions:** DR-V3-003, DR-V3-006, DR-V3-008.
-**Status:** In Progress
+**Status:** Complete
 
 **Implementation evidence:** [Ownership and local verification proof](../../architecture/v3/TASK-200-implementation-evidence.md) and [machine receipt](../../architecture/v3/TASK-200-implementation-receipt.json). Implementation is ready for caller-owned Groundwork validation/finalization; status remains In Progress. Nonlocal platform checks remain CI/v3-PR owned. TASK-185 is unchanged.

specs/tasks/_index.md

@@ -347,7 +347,7 @@ Nominally: **13 sequential tasks**, each S–XL. Most other tasks parallelize of
 | TASK-197 | [Complete public HTTP/3 lifecycle, policy and WebSocket parity](M14-v3-release-repairs/TASK-197.md) | M14 | Complete | TASK-194, TASK-196 |
 | TASK-198 | [Provide native public throughput and latency benchmarks](M14-v3-release-repairs/TASK-198.md) | M14 | Complete | TASK-195, TASK-197 |
 | TASK-199 | [Deliver packaged public-capability and benchmark adapters for release execution](M14-v3-release-repairs/TASK-199.md) | M14 | Complete | TASK-198 |
-| TASK-200 | [Repair intermittent timer and executor teardown race](M14-v3-release-repairs/TASK-200.md) | M14 | In Progress | TASK-199 |
+| TASK-200 | [Repair intermittent timer and executor teardown race](M14-v3-release-repairs/TASK-200.md) | M14 | Complete | TASK-199 |
 
 ## PRD requirement coverage