refactor!: move dirs outside of src/ (#2032)

helpers/channels/getChannels.ts

@@ -0,0 +1,12 @@
+import type { Channel } from "../../types/channels/channel.ts";
+import { Collection } from "../../util/collection.ts";
+import type { Bot } from "../../bot.ts";
+
+/** Returns a list of guild channel objects. */
+export async function getChannels(bot: Bot, guildId: bigint) {
+  const result = await bot.rest.runMethod<Channel[]>(bot.rest, "get", bot.constants.endpoints.GUILD_CHANNELS(guildId));
+
+  return new Collection(
+    result.map((res) => bot.transformers.channel(bot, { channel: res, guildId })).map((c) => [c.id, c]),
+  );
+}