🎈 perf(数据库): 优化数据库索引

shared/db/AccuseRec.ts

@@ -6,8 +6,7 @@ import { genCode } from '../pubUtils/util';
   * 举报记录
 **/
 @modelOptions({ schemaOptions: { id: false } })
-@index({ roleId: 1 })
-@index({ targetRoleId: 1 })
+@index({ code: 1 })
 export default class AccuseRec extends BaseModel {
   @prop({ required: true, default: '' })
   code: string; // 唯一标识