feat: Add ping command with response time

```

commands/utility/ping.js

@@ -1,11 +1,21 @@
+const { getLocale } = require('../../lang/lang.js');
+const { createMessageEmbed } = require('../../util/embed.js');
+
+const guilds = require('../../data/guilds.json');
+
 const { SlashCommandBuilder } = require('discord.js');
 
 module.exports = {
 	data: new SlashCommandBuilder()
 		.setName('ping')
 		.setDescription('Replies with Pong!'),
 	async execute(interaction) {
-		await interaction.reply('Pong!');
+		await interaction.deferReply();
+		const embed = createMessageEmbed(
+			`🏓 - Pong! Current ping is ${discordClient.ws.ping}ms`,
+			interaction
+		);
+		await interaction.editReply({ embeds: [embed] });
 		return;
 	},
 };

events/interactionCreate.js

@@ -1,6 +1,9 @@
 const fs = require('fs');
 
+const config = require('../config.json');
+
 const guilds = require('../data/guilds.json');
+const log = require('../util/log');
 
 const { Events } = require('discord.js');
 
@@ -27,7 +30,12 @@ module.exports = {
 			};
 			fs.writeFileSync(
 				'./data/guilds.json',
-				JSON.stringify(guilds, null, 2)
+				JSON.stringify(guilds, null, 4)
+			);
+			log.info(
+				`Guild ${interaction.guildId} added to guilds.json`,
+				config.config.log.debug,
+				config.config.log.saveToFile
 			);
 		}
 

lang/en.json

@@ -1,5 +1,6 @@
 {
 	"vc": {
 		"noVC": "No valid VC detected. Please join a VC and try again."
-	}
+	},
+	"ping": "Pong! Current Ping is"
 }

lang/ja.json

@@ -1,5 +1,6 @@
 {
 	"vc": {
 		"noVC": "有効なVCが検出されませんでした。VCに参加してから試してください。"
-	}
+	},
+	"ping": "Pong! レイテンシは"
 }

util/embed.js

@@ -0,0 +1,15 @@
+const config = require('../config.json');
+
+const { EmbedBuilder } = require('discord.js');
+
+function createMessageEmbed(content, interaction) {
+	const embed = new EmbedBuilder()
+		.setColor(config.config?.color?.info || '#000000')
+		.setAuthor({
+			name: ` | ${content}`,
+			iconURL: interaction.user.avatarURL({}),
+		});
+	return embed;
+}
+
+module.exports = { createMessageEmbed };