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/tooling/voiceBench.test.mjs

@@ -79,6 +79,27 @@ test('toGeminiSchema drops unsupported keywords and expresses unions as anyOf',
   assert.deepEqual(out.required, ['a']);
 });
 
+test('referent-only tracking keeps object alternatives in Gemini OpenAPI mode', () => {
+  const track = toGeminiDeclarations(GEV_REALTIME_TOOLS, {
+    mode: 'openapi',
+  }).find((tool) => tool.name === 'track_entity');
+  assert.deepEqual(
+    track.parameters.anyOf.map((branch) => ({
+      type: branch.type,
+      required: branch.required,
+    })),
+    [
+      { type: 'object', required: ['query'] },
+      { type: 'object', required: ['referent'] },
+    ],
+  );
+  assert.equal(track.parameters.properties.query.pattern, '\\S');
+  assert.deepEqual(
+    track.parameters.properties.referent.enum,
+    [-1, 1, 2, 3, 4, 5],
+  );
+});
+
 test('toGeminiDeclarations: jsonSchema mode is verbatim; openapi mode omits empty parameter objects', () => {
   const json = toGeminiDeclarations(GEV_REALTIME_TOOLS);
   assert.deepEqual(json[0].parametersJsonSchema, GEV_REALTIME_TOOLS[0].parameters);