fix(ncloud): 修复 equalTo 查询条件设置

novel-app/src/app/lib/ncloud.ts

@@ -112,6 +112,7 @@ export class CloudQuery {
   }
 
   equalTo(key: string, value: any) {
+    if (!this.queryParams["where"]) this.queryParams["where"] = {};
       this.queryParams["where"][key] = value;
   }