fix: update discord.js event to v14 API and improve log formatting

- Replace 'ready' string with Events.ClientReady enum for discord.js v14
- Add space between log prefix parts for better readability

Author: ryanio

src/index.ts

@@ -2,6 +2,7 @@ import {
   type Channel,
   Client,
   EmbedBuilder,
+  Events,
   GatewayIntentBits,
   type HexColorString,
   Partials,
@@ -592,7 +593,7 @@ async function main(): Promise<void> {
     partials: [Partials.Message],
   });
 
-  client.on("ready", async () => {
+  client.on(Events.ClientReady, async () => {
     logger.info(SEPARATOR);
     logger.info(`🤖 Logged in as ${client.user?.tag}`);
     logger.info("👂 Listening for messages...");

src/logger.ts

@@ -56,7 +56,7 @@ const formatMessage = (
   const time = new Date().toISOString();
   const text = parts.map(serialize).join(" ");
   const prefixParts = prefix.split(":").map((p) => `[${p}]`);
-  return `${time} [${level.toUpperCase()}] ${prefixParts.join("")} ${text}\n`;
+  return `${time} [${level.toUpperCase()}] ${prefixParts.join(" ")} ${text}\n`;
 };
 
 const write = (level: LogLevel, prefix: string, parts: unknown[]) => {