Add config

Config is for setting up bot on first start.

packages/discord-bot/.env.example

@@ -0,0 +1,5 @@
+# Discord bot token. The bot must be added to the server first.
+DISCORD_BOT_TOKEN=
+
+# Channel ID of the forum to proxy comments.
+DISCORD_FORUM_CHANNEL_ID=

packages/discord-bot/src/config.ts

@@ -6,4 +6,5 @@ export namespace meta {
 		GatewayIntentBits.Guilds | GatewayIntentBits.GuildMessages | GatewayIntentBits.MessageContent
 	);
 	export const token = process.env.DISCORD_BOT_TOKEN as string;
+	export const channelId = process.env.DISCORD_FORUM_CHANNEL_ID as string;
 }

packages/discord-bot/src/index.ts

@@ -5,7 +5,7 @@ import {ForumChannel} from 'discord.js';
 import {setupThreads} from './modules/thread';
 import {BotContext} from './common';
 
-const main = async (channelId: string) => {
+const main = async () => {
 	const client = createClient({
 		intents: config.meta.intentsInteger,
 	});
@@ -28,9 +28,9 @@ const main = async (channelId: string) => {
 		}
 		console.log(`Logged in as ${client.user.tag}`);
 
-		const channel = await client.channels.fetch(channelId);
+		const channel = await client.channels.fetch(config.meta.channelId);
 		if (!(channel instanceof ForumChannel)) {
-			console.error(`Channel ${channelId} is not a forum!`);
+			console.error(`Channel ${config.meta.channelId} is not a forum!`);
 			return;
 		}
 
@@ -43,4 +43,5 @@ const main = async (channelId: string) => {
 }
 
 // TODO load channelId from config
-void main('1244285168580300904');
+// TODO add discord wizard for chatting with bot for setup (e.g. selecting forum channel ID)
+void main();