first

index.js

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+const http = require("http");
+const fs = require("fs");
+const path = require("path");
+const { createLogger, format, transports } = require("winston");
+const { consoleFormat } = require("winston-console-format");
+const util = require("util");
+
+const logger = createLogger({
+  level: "silly",
+  format: format.combine(
+    format.timestamp(),
+    format.ms(),
+    format.errors({ stack: true }),
+    format.splat(),
+    format.json()
+  ),
+  defaultMeta: { service: "Test" },
+  transports: [
+    new transports.Console({
+      format: format.combine(
+        format.colorize({ all: true }),
+        format.padLevels(),
+        consoleFormat({
+          showMeta: true,
+          metaStrip: ["timestamp", "service"],
+          inspectOptions: {
+            depth: Infinity,
+            colors: true,
+            maxArrayLength: Infinity,
+            breakLength: 120,
+            compact: Infinity,
+          },
+        })
+      ),
+    }),
+  ],
+});
+
+const PORT = process.env.PORT || 3000;
+const PUBLIC_DIR = path.join(__dirname, "public");
+
+const MIME_TYPES = {
+  ".html": "text/html; charset=UTF-8",
+  ".css": "text/css; charset=UTF-8",
+  ".js": "application/javascript; charset=UTF-8",
+  ".json": "application/json; charset=UTF-8",
+  ".svg": "image/svg+xml",
+  ".woff": "font/woff",
+  ".woff2": "font/woff2",
+  ".ttf": "font/ttf",
+  ".png": "image/png",
+  ".jpg": "image/jpeg",
+  ".jpeg": "image/jpeg",
+  ".ico": "image/x-icon"
+};
+
+function resolveFilePath(urlPath) {
+  if (!urlPath || urlPath === "/") {
+    return path.join(PUBLIC_DIR, "index.html");
+  }
+
+  const safePath = path.normalize(urlPath).replace(/^(\.\.([/\\]|$))+/, "");
+  return path.join(PUBLIC_DIR, safePath);
+}
+
+function sendFile(filePath, res) {
+  fs.readFile(filePath, (err, data) => {
+    if (err) {
+      if (err.code === "ENOENT") {
+        res.writeHead(404, { "Content-Type": "text/plain; charset=UTF-8" });
+        res.end("404 Not Found");
+        return;
+      }
+
+      res.writeHead(500, { "Content-Type": "text/plain; charset=UTF-8" });
+      res.end("500 Internal Server Error");
+      return;
+    }
+
+    const ext = path.extname(filePath).toLowerCase();
+    const contentType = MIME_TYPES[ext] || "application/octet-stream";
+
+    res.writeHead(200, { "Content-Type": contentType });
+    res.end(data);
+  });
+}
+
+const server = http.createServer((req, res) => {
+  const reqPath = (req.url || "/").split("?")[0];
+  const filePath = resolveFilePath(reqPath);
+
+  fs.stat(filePath, (err, stat) => {
+    if (!err && stat.isDirectory()) {
+      sendFile(path.join(filePath, "index.html"), res);
+      return;
+    }
+
+    sendFile(filePath, res);
+  });
+});
+
+server.listen(PORT, () => {
+  logger.info(`web running at http://localhost:${PORT}`);
+});