fix

package.json

 {
   "name": "koishi-nestjs",
-  "version": "1.0.18",
+  "version": "1.0.19",
   "description": "Koishi.js as Nest.js Module",
   "main": "dist/index.js",
   "typings": "dist/index.d.ts",

src/koishi-logger.service.ts

@@ -7,8 +7,6 @@ import { KoishiModuleOptions } from './koishi.interfaces';
 export class KoishiLoggerService extends ConsoleLogger {
   constructor(@Inject(KOISHI_MODULE_OPTIONS) options: KoishiModuleOptions) {
     super(options.loggerPrefix || 'koishi');
-    // eslint-disable-next-line @typescript-eslint/no-this-alias
-    const _this = this;
     Logger.targets = [
       {
         colors: 3,