chore: configure project for ESM support

Author: Rondleysg

package.json

@@ -5,6 +5,7 @@
   "description": "",
   "version": "1.0.0",
   "private": true,
+  "type": "module",
   "scripts": {
     "build": "tsc",
     "start": "npm run build && node dist/index.js",

src/index.ts

@@ -1,7 +1,7 @@
-import { fetchLatestQuestions } from './services/stackoverflow';
-import { formatBody } from './utils/htmlFormatter';
-import { sendQuestion } from './services/notifier';
-import { loadSentIds, saveSentIds } from './services/persistence';
+import { fetchLatestQuestions } from './services/stackoverflow.js';
+import { formatBody } from './utils/htmlFormatter.js';
+import { sendQuestion } from './services/notifier.js';
+import { loadSentIds, saveSentIds } from './services/persistence.js';
 
 const sent = await loadSentIds();
 const questions = await fetchLatestQuestions();

src/services/notifier.ts

@@ -1,7 +1,7 @@
 import { WebhookClient, EmbedBuilder } from "discord.js";
 
-import { Question } from "./stackoverflow";
-import { env } from "../config/env";
+import { Question } from "./stackoverflow.js";
+import { env } from "../config/env.js";
 
 const webhook = new WebhookClient({
   id: env.DISCORD_WEBHOOK_ID,

src/services/persistence.ts

@@ -1,6 +1,10 @@
 import fs from 'node:fs/promises';
 import cp from 'node:child_process';
 import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname  = path.dirname(__filename);
 
 const DATA_FILE = path.resolve(__dirname, '../../data/sentIds.json');
 

src/services/stackoverflow.ts

@@ -1,4 +1,4 @@
-import { env } from "../config/env";
+import { env } from "../config/env.js";
 
 export interface Question {
   question_id: number;