api hardening

memory-bank/activeContext.md

@@ -610,6 +610,22 @@
 - Added focused test file:
     - `tests/phase19/service-behaviour.test.cjs` (5/5 pass)
 
+## Phase 20 endpoint consistency slice (2026-03-14)
+
+- Continued on branch:
+    - `TASK22057-phase17-hardening-closeout`
+- Applied a small consistency-only slice across:
+    - `pages/api/endpoint/getbasicdnssearch_api.js`
+    - `pages/api/endpoint/getbasicdnsurlsearch_api.js`
+    - `pages/api/endpoint/getbasicsearchdetailspaged_api.js`
+- Scope:
+    - removed noisy query logging in `getbasicdnssearch_api`
+    - added early 400 for missing/empty `searchString` in `getbasicdnsurlsearch_api`
+    - added early 400 for missing required params in `getbasicsearchdetailspaged_api`
+    - preserved response shapes/signatures
+- Added focused test file:
+    - `tests/phase20/service-behaviour.test.cjs` (5/5 pass)
+
 ## Likely next steps
 
 1. Stabilize and simplify breadcrumb/back-link decision logic with focused regression checks.