From 0606e3aaea89e7d98d913e0baf27ee9ed6a143f6 Mon Sep 17 00:00:00 2001
From: "Fusion (runfusion.ai)" <hi@runfusion.ai>
Date: Sun, 17 May 2026 20:08:06 -0700
Subject: [PATCH] =?UTF-8?q?feat(FN-4954):=20complete=20Step=203=20?=
 =?UTF-8?q?=E2=80=94=20add=20pool=20double-lease=20audit=20mutation=20type?=
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Fusion-Task-Id: FN-4954
Fusion-Task-Lineage: b3dd2d2f-3aa3-48f1-8a56-56e66518d139
---
 packages/engine/src/run-audit.ts | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/packages/engine/src/run-audit.ts b/packages/engine/src/run-audit.ts
index 9487e91fc..1ca65efcd 100644
--- a/packages/engine/src/run-audit.ts
+++ b/packages/engine/src/run-audit.ts
@@ -234,6 +234,18 @@ export type DatabaseMutationType =
   | "agent:delete:approved"
   | "agent:delete:denied"
   | "task:pr-conflict-reclaim"
+  /**
+   * Metadata shape:
+   * ```ts
+   * {
+   *   path: string;
+   *   existingHolder: string;
+   *   requestingTaskId: string;
+   *   phase: "acquire" | "rehydrate" | "release";
+   * }
+   * ```
+   */
+  | "worktree:pool-double-lease-detected"
   | "room:ambiguity:branch";
 
 // ── Filesystem mutation types ─────────────────────────────────────────────────