init for rewrite

testing/demo.test.ts

@@ -0,0 +1,38 @@
+import { Client, type Context, Intent } from '../src/index';
+
+const client = new Client({
+    token: process.env.BOT_TOKEN!,
+    application_id: process.env.APPLICATION_ID!,
+    intents: [
+        Intent.GUILDS,
+        Intent.GUILD_MESSAGES,
+        Intent.GUILD_MESSAGE_REACTIONS,
+        Intent.MESSAGE_CONTENT
+    ],
+    prefix: '??'
+});
+
+client.chatCommands.register('ping', async (context: Context, args: any[]) => {
+    await context.reply(`Pong!: got ${args.join(', ')}`, true)
+});
+
+client.chatCommands.register('here', async (context: Context, _args: any[]) => {
+    const guild = await context.fetchGuild();
+    if (guild !== null) {
+        await context.reply(`You are in ${guild?.name}`, true); 
+    } else {
+        await context.reply('You are not in a guild', true);
+    }
+});
+
+client.chatCommands.register('quote', async (context: Context, args: any[]) => {
+    const referenced = await context.message.getReference();
+    if (referenced === null) {
+        await context.reply('No message to quote', true);
+        return;
+    } else {
+        await context.reply(`> "${referenced.content}"\n> — ${referenced.author?.global_name}`, true);
+    }
+});
+
+client.connect();