@@ -24,4 +24,6 @@
 - Blocks: TASK-190, TASK-185
 **Related Requirements:** PRD-V3N-REQ-004, PRD-V3N-REQ-010, PRD-V3N-REQ-012, PRD-V3N-REQ-013, PRD-V3N-REQ-027, PRD-V3N-REQ-031, PRD-V3N-REQ-032, PRD-V3N-REQ-033.
 **Related Decisions:** DR-V3-001, DR-V3-004, DR-V3-006, DR-V3-008.
-**Status:** In Progress
+**Status:** Complete
+
+**Finalization evidence:** Groundwork validation passed in one iteration with eight approvals, zero fixes and zero unworked findings (run `9e1cedb5dc61bed6acc9dedc2dae66c0`). Required local receipts and all implementation build/debug artifacts are retained in the primary worktree beneath `build/task189-evidence/implementation-e889ee0e/`, with a SHA256 archive manifest (4486 records).
@@ -336,7 +336,7 @@ Nominally: **13 sequential tasks**, each S–XL. Most other tasks parallelize of
 | TASK-186 | [Repair concurrency consumer lifetime and sanitizer-owned allocation coverage](M14-v3-release-repairs/TASK-186.md) | M14 | Complete | None |
 | TASK-187 | [Repair response-source and multipart coroutine lifetimes](M14-v3-release-repairs/TASK-187.md) | M14 | Complete | TASK-186 |
 | TASK-188 | [Eliminate peer-policy mutation starvation](M14-v3-release-repairs/TASK-188.md) | M14 | Complete | TASK-187 |
-| TASK-189 | [Repair native HTTP/1 WebSocket handshake and flood progress](M14-v3-release-repairs/TASK-189.md) | M14 | In Progress | TASK-188 |
+| TASK-189 | [Repair native HTTP/1 WebSocket handshake and flood progress](M14-v3-release-repairs/TASK-189.md) | M14 | Complete | TASK-188 |
 | TASK-190 | [Repair HTTP/2 conformance route-effect ordering](M14-v3-release-repairs/TASK-190.md) | M14 | Not Started | TASK-189 |
 | TASK-191 | [Repair independent HTTP/3 semantic drain completion](M14-v3-release-repairs/TASK-191.md) | M14 | Not Started | TASK-190 |
 | TASK-192 | [Supply current-v3 cookie parity witnesses](M14-v3-release-repairs/TASK-192.md) | M14 | Not Started | TASK-191 |