diff --git a/.moon/workspace.yml b/.moon/workspace.yml
index 773d9d18a..a26561461 100644
--- a/.moon/workspace.yml
+++ b/.moon/workspace.yml
@@ -175,6 +175,13 @@ projects:
   # (runInCI:false) — the shell compile itself is covered by the gtk4 e2e +
   # darwin CI lanes.
   compass-app-dev: 'tools/compass-app-dev'
+  # The release-notes generator (compass-distribution §18): assembles the
+  # Release body appendix + the machine-readable nix-outputs.json manifest from
+  # the built asset names, the resolved container image and the pinned nix
+  # toolchain store paths. Registered so its typecheck + unit tests ride the
+  # moon-driven CI sweep — it was unregistered until RIG-3731, so the release
+  # lane depended on a tool whose 22 tests never ran in CI.
+  release-notes: 'tools/release-notes'
 
 # File hashing uses moon's in-process native walker (the v2.5+ default), NOT the
 # git shell-out. This is load-bearing: the git hasher (`git ls-files` then `git
diff --git a/tools/release-notes/index.ts b/tools/release-notes/index.ts
index a58a36be4..597e20f8d 100644
--- a/tools/release-notes/index.ts
+++ b/tools/release-notes/index.ts
@@ -282,8 +282,14 @@ async function gatherImage(sha: string): Promise<ImageIdentity | null> {
 	});
 }
 
-/** The `nix path-info --json` record shape (the fields the manifest reads). */
+/**
+ * The `nix path-info --json` record shape (the fields the manifest reads).
+ * The array form carries its own `path`; the keyed form does not — there the
+ * store path IS the object key, so it is modelled separately rather than
+ * pretending the value carries one.
+ */
 type PathInfoEntry = { path: string; narHash?: string };
+type KeyedPathInfo = Omit<PathInfoEntry, "path">;
 
 /**
  * Resolve the toolchain `langs` set to store paths and run `nix path-info` over
@@ -305,11 +311,12 @@ async function gatherNixOutputs(): Promise<NixOutput[]> {
 		const infoJson = await $`nix path-info --json ${store}`.quiet().text();
 		const info = JSON.parse(infoJson) as
 			| PathInfoEntry[]
-			| Record<string, PathInfoEntry>;
-		// nix path-info emits an array (newer nix) or an object keyed by path.
+			| Record<string, KeyedPathInfo>;
+		// nix path-info emits an array (newer nix) or an object keyed by path; in
+		// the keyed form the key is the authoritative store path.
 		const entries: PathInfoEntry[] = Array.isArray(info)
 			? info
-			: Object.entries(info).map(([path, v]) => ({ path, ...v }));
+			: Object.entries(info).map(([path, v]) => ({ ...v, path }));
 		// A single-store-path query returns exactly one entry; anything else means
 		// `store` did not resolve to one output path and picking [0] would record
 		// an arbitrary identity — fail loud rather than ship a wrong manifest entry.