use onApply for tricky reasons

src/index.ts

@@ -33,7 +33,7 @@ declare module 'koishi' {
 }
 
 @KoishiPlugin({ name: 'tabulate', schema: TabulatePluginConfig })
-export default class TabulatePlugin implements OnApply, OnConnect {
+export default class TabulatePlugin implements OnApply {
   constructor(private ctx: Context, config: TabulatePluginConfigLike) {}
 
   async getGames(key: string) {
@@ -64,18 +64,8 @@ export default class TabulatePlugin implements OnApply, OnConnect {
   @Inject('cache', true)
   private cache: Cache;
 
-  onConnect() {
-    this.cache.table('tabulateMatches', { maxAge: this.config.saveTime });
-  }
-
   onApply() {
-    // patch tabulate specific rules
-    /*
-    this.ctx
-      .command('tabulate')
-      .option('rule', '--kof  使用 KOF 赛制', { value: '2/3【KOF】' })
-      .option('rule', '--head  使用人头赛赛制', { value: '人头赛' });
-     */
+    this.cache.table('tabulateMatches', { maxAge: this.config.saveTime });
   }
 
   @UseCommand('tabulate', '排表')