feat: add agent API and operational analytics

tests/config.test.ts

@@ -221,7 +221,8 @@ describe('ConfigSchema', () => {
       expect(result.success).toBe(true);
       if (result.success) {
         expect(result.data.strategies.explorationRate).toBe(0.2);
-        expect(result.data.strategies.minSamples).toBe(5);
+        expect(result.data.strategies.minSamples).toBe(30);
+        expect(result.data.strategies.responseWindowHours).toBe(48);
         expect(result.data.strategies.variants).toEqual([]);
       }
     });