diff --git a/.env.example b/.env.example
index 86ea45e2e4..d0d3ee8576 100644
--- a/.env.example
+++ b/.env.example
@@ -3062,3 +3062,9 @@ QUOTA_STORE_DRIVER=sqlite
 # without a configured budget are always considered affordable. Requires the
 # provider_quota_state table (migration 148).
 # OMNIROUTE_QUOTA_AWARE_ROUTING=0
+
+# ─── LOCAL CORPUS (opt-in document index) ───
+# Size of the in-memory LRU index cache for the local document corpus used by
+# corpus-aware retrieval. Higher values keep more index entries hot.
+# Used by: src/lib/localCorpus/configured.ts
+# OMNIROUTE_CORPUS_CACHE_SIZE=5
diff --git a/tests/unit/ts7-executor-shared-shapes.test.ts b/tests/unit/ts7-executor-shared-shapes.test.ts
index f12c82ab14..5e3c348ee3 100644
--- a/tests/unit/ts7-executor-shared-shapes.test.ts
+++ b/tests/unit/ts7-executor-shared-shapes.test.ts
@@ -14,7 +14,11 @@ const { OpencodeExecutor } = await import("../../open-sse/executors/opencode.ts"
  * that failed to type-check — no duplicate added here.
  */
 
-describe("OpencodeExecutor — the tools array survives the narrowing fix", () => {
+// NOTE: the former truncates-to-128 guard here is superseded by
+// opencode-tools-no-truncation.test.ts (#11444): tool-list limiting moved to
+// chatCore truncateToolList(); the executor must forward arrays intact.
+
+describe("OpencodeExecutor — tools truncation survives the narrowing fix", () => {
   const executor = new OpencodeExecutor("opencode-go");
   const CREDENTIALS = { apiKey: "k" } as Record<string, unknown>;