fix(voice): preserve analyst result and tracking contracts

keep contacts counts, rows, scope and provenance on one retained snapshot

report capped cohorts as lower bounds

separate sibling tool cancellation from newer user turns

align track_entity validation across runtime and benchmark paths

src/voice/actionSchemas.test.mjs

@@ -3,6 +3,7 @@ import assert from 'node:assert/strict';
 import { createHash } from 'node:crypto';
 import { GEV_ACTION_SCHEMAS, createActionTools } from './actionSchemas.js';
 import { GEV_REALTIME_TOOLS } from '../../server/providers/openai/tools.js';
+import { validateArgs } from '../../scripts/voice-bench/grade.mjs';
 
 const stable = (value) =>
   Array.isArray(value)
@@ -30,7 +31,7 @@ test('the complete Realtime tool payload pins the manifest-generated layer relea
     // Re-derived for the voice layer manifest (generated layer enums and
     // aliases), point-and-ask (pointer sentinels, referent args) and the
     // consolidated tool wording (each policy stated once).
-    '087cb623adb90f0f6203aecd6f33345bc4e5616c66ca4f4c55afdba7ff25c8bf',
+    'a824c2ed0ceb553eb3041350856db05dbfc5abad8a3fa17d29dc378bf7a732d2',
   );
 });
 
@@ -110,6 +111,11 @@ test('all legacy action arguments are byte-identical after removing the delibera
         value.enum = value.enum.filter((key) => key !== 'pointer');
     }
   }
+  const track = legacy.find((tool) => tool.name === 'track_entity').parameters;
+  delete track.anyOf;
+  delete track.properties.query.minLength;
+  delete track.properties.query.pattern;
+  track.required = ['query'];
   const analystScopeKind = legacy.find((tool) => tool.name === 'analyst_query')
     .parameters.properties.scope.properties.kind;
   analystScopeKind.enum = analystScopeKind.enum.filter(
@@ -131,3 +137,17 @@ test('all legacy action arguments are byte-identical after removing the delibera
     '01f14fdb1523eebfcbff8b115e48e6ab99e36fa06f55a3bb13c65e198f79d758',
   );
 });
+
+test('track_entity accepts a referent alone but rejects an empty target', () => {
+  const schema = GEV_REALTIME_TOOLS.find(
+    (tool) => tool.name === 'track_entity',
+  ).parameters;
+  assert.deepEqual(validateArgs(schema, { referent: 2 }), []);
+  assert.deepEqual(validateArgs(schema, { referent: -1 }), []);
+  assert.deepEqual(validateArgs(schema, { query: 'UPS793' }), []);
+  assert.ok(validateArgs(schema, {}).length > 0);
+  assert.ok(validateArgs(schema, { query: '' }).length > 0);
+  assert.ok(validateArgs(schema, { query: '   ' }).length > 0);
+  assert.ok(validateArgs(schema, { referent: 0 }).length > 0);
+  assert.ok(validateArgs(schema, { referent: 6 }).length > 0);
+});