chore: Update docs

examples/Basic.js

@@ -0,0 +1,14 @@
+const { Client } = require('../src/index');
+const client = new Client();
+
+client.on('ready', async () => {
+  console.log(`${client.user.username} is ready!`);
+});
+
+client.on("messageCreate", message => {
+    if (message.content == 'ping') {
+        message.reply('pong');
+    }
+});
+
+client.login('token');