Set up backend and frontend

Author: nicolelim02

.gitignore

@@ -0,0 +1,27 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
+
+# Environment files
+.env

backend/question-service/index.js

@@ -0,0 +1,20 @@
+const express = require("express");
+const dotenv = require("dotenv");
+const path = require("path");
+
+const envFilePath = path.join(
+  path.resolve(path.dirname(path.dirname(__dirname))),
+  ".env"
+);
+
+dotenv.config({ path: envFilePath });
+
+const app = express();
+
+const PORT = process.env.QUESTION_SERVICE_PORT || 3000;
+
+app.get("/", (req, res) => {
+  res.json({ message: "Hello World from question-service" });
+});
+
+app.listen(PORT, () => console.log(`Listening on port ${PORT}`));