fix: fix '아어아어아어' repeat produce strange sound

packages/bot/index.ts

@@ -26,7 +26,7 @@ export class DiscordBot {
   public async registerCommands(): Promise<void> {
     try {
       if (!this.client.isReady()) {
-        await this.client.once(Events.ClientReady, () => {});
+        this.client.once(Events.ClientReady, () => {});
       }
 
       const commandsCachePath = join(cwd(), "cache", "commands");

packages/utils/saferKorean.ts

@@ -20,7 +20,9 @@ export function processUnsounds(input: string): string {
 
 // Process korean letter, choseong shortens
 export function processKorean(input: string): string {
-  input = input.replace(/[아ㅏ]{3,}/g, "아아아");
+  input = input.replace(/[아ㅏ어ㅓ]{3,}/g, (content: string) =>
+    content.substring(0, 3),
+  );
 
   return input.replace(/[ㄱ-ㅎㄲㄸㅃㅆㅉ]+/g, (i) =>
     i