Update backend/ai/database.py

backend/ai/database.py

@@ -165,7 +165,7 @@ class Database:
         finally:
             conn.close()
 
-    # --- HÀM LẤY DỮ LIỆU CHO DASHBOARD (Logic giữ nguyên) ---
+    # --- HÀM LẤY DỮ LIỆU CHO DASHBOARD (Sửa key trả về cho khớp Frontend) ---
     def get_all_calls(self):
         conn = self._get_conn()
         cursor = conn.cursor()
@@ -177,7 +177,7 @@ class Database:
         for r in rows:
             result.append({
                 "id": r[1],          # customer_id
-                "time": r[3],        # timestamp
+                "time": r[3],        # call_timestamp
                 "dur": r[4],         # duration
                 "intent": r[5],
                 "sent": r[6],