set up

.editorconfig

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+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+
+[*.{js,json,yml}]
+charset = utf-8
+indent_style = space
+indent_size = 2

.env

@@ -0,0 +1 @@
+PORT=3000

.eslintrc.cjs

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+module.exports = {
+  root: true,
+  env: { node: true, es2020: true },
+  extends: [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "prettier",
+    "plugin:import/recommended",
+    "plugin:import/typescript",
+  ],
+  ignorePatterns: ["build", ".eslintrc.cjs"],
+  parser: "@typescript-eslint/parser",
+  plugins: ["prettier"],
+  rules: {
+    "import/order": [
+      "error",
+      {
+        "newlines-between": "always",
+        alphabetize: {
+          order: "asc",
+          caseInsensitive: false,
+        },
+        groups: [
+          ["builtin", "external"],
+          "internal",
+          ["index", "sibling", "parent"],
+          "object",
+          "type",
+        ],
+      },
+    ],
+  },
+};

.gitattributes

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+/.yarn/**            linguist-vendored
+/.yarn/releases/*    binary
+/.yarn/plugins/**/*  binary
+/.pnp.*              binary linguist-generated

.gitignore

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+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions
+
+# Swap the comments on the following lines if you wish to use zero-installs
+# In that case, don't forget to run `yarn config set enableGlobalCache false`!
+# Documentation here: https://yarnpkg.com/features/caching#zero-installs
+
+#!.yarn/cache
+.pnp.*

.prettierrc

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+{
+  "printWidth": 100,
+  "arrowParens": "always",
+  "bracketSpacing": true,
+  "tabWidth": 2,
+  "trailingComma": "es5",
+  "semi": true
+}

.yarnrc.yml

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+nodeLinker: pnp

dist/app.js

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+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const express_1 = __importDefault(require("express"));
+const app = (0, express_1.default)();
+const port = 3000;
+app.get('/', (req, res) => {
+    res.send('Hello World!');
+});
+app.listen(port, () => {
+    console.log(`Example app listening at http://localhost:${port}`);
+});

package.json

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+{
+  "name": "fb-api",
+  "main": "app.ts",
+  "packageManager": "yarn@4.2.2",
+  "dependencies": {
+    "dotenv": "^16.4.5",
+    "express": "^4.19.2",
+    "ts-node": "^10.9.2"
+  },
+  "devDependencies": {
+    "@types/dotenv": "^8.2.0",
+    "@types/express": "^4.17.21",
+    "@types/node": "^20.14.10",
+    "@typescript-eslint/eslint-plugin": "^7.16.0",
+    "@typescript-eslint/parser": "^7.16.0",
+    "eslint": "^9.6.0",
+    "eslint-config-prettier": "^9.1.0",
+    "eslint-plugin-prettier": "^5.1.3",
+    "nodemon": "^3.1.4",
+    "prettier": "^3.3.2",
+    "typescript": "^5.5.3"
+  },
+  "scripts": {
+    "lint": "eslint . --ext ts --report-unused-disable-directives --max-warnings 0",
+    "dev": "nodemon src/app.ts",
+    "start": "tsc && node build/app.js",
+    "build": "tsc"
+  }
+}

src/app.ts

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+import express from 'express';
+
+const app = express();
+const port = 3000;
+
+app.get('/', (req, res) => {
+  res.send('Hello World!');
+});
+
+app.listen(port, () => {
+  console.log(`Example app listening at http://localhost:${port}`);
+});

tsconfig.json

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+{
+  "compilerOptions": {
+    "target": "ES6",
+    "module": "commonjs",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true,
+    "outDir": "./dist"
+  },
+  "include": ["./**/*.ts"],
+  "exclude": ["node_modules"]
+}