express

.gitignore

+node_modules
\ No newline at end of file

package.json

+{
+  "name": "git-example",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "type": "module",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://compmath.korea.ac.kr/gitlab/students/git-example.git"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "express": "^4.18.2"
+  }
+}

src/index.js

+import express from "express";
+
+const port = 3000;
+const app = express();
+
+app.get("/api/hello", (req, res) => {
+  console.log("baseUrl", req.baseUrl, "hostname", req.hostname, "url", req.url);
+  console.log("root path get method called.");
+  res.send("<h1>안녕하세요.</h1>");
+  // res.json({ message: "안녕", id: 12 });
+});
+
+app.listen(port, () => {
+  console.log(`server is running at ${port} port.`);
+});