1 files changed, 27 insertions, 45 deletions

diff --git a/server.js b/server.js
index 2af5649..090d122 100644
--- a/server.js
+++ b/server.js
@@ -2,7 +2,6 @@ import { readFileSync, statSync } from "node:fs";
 import { createSecureServer, constants as httpConstants } from "node:http2";
 import path from "node:path";
 
-// Environment variables with fallbacks
 const port = process.env.PORT ?? process.argv[2] ?? 8433;
 const serverRoot = process.env.SERVER_ROOT ?? "./app";
 const keyPath = process.env.KEY_PATH ?? "./server.key";
@@ -10,27 +9,23 @@ const certPath = process.env.CERT_PATH ?? "./server.pem";
 const hstsMaxAge = process.env.HSTS_MAX_AGE ?? "31536000";
 const corsOrigin = process.env.CORS_ORIGIN ?? "*";
 
-/**
- * @type {Map<string, string>}
- * Maps file extensions to MIME types for proper content-type headers
- */
-const mimeType = new Map([
-	[".ico", "image/x-icon"],
-	[".html", "text/html"],
-	[".js", "text/javascript"],
-	[".json", "application/json"],
-	[".css", "text/css"],
-	[".png", "image/png"],
-	[".jpg", "image/jpeg"],
-	[".wav", "audio/wav"],
-	[".mp3", "audio/mpeg"],
-	[".svg", "image/svg+xml"],
-	[".pdf", "application/pdf"],
-	[".zip", "application/zip"],
-	[".doc", "application/msword"],
-	[".eot", "application/vnd.ms-fontobject"],
-	[".ttf", "application/x-font-ttf"],
-]);
+const mimeType = {
+	".css": "text/css",
+	".doc": "application/msword",
+	".eot": "application/vnd.ms-fontobject",
+	".html": "text/html",
+	".ico": "image/x-icon",
+	".jpg": "image/jpeg",
+	".js": "text/javascript",
+	".json": "application/json",
+	".mp3": "audio/mpeg",
+	".pdf": "application/pdf",
+	".png": "image/png",
+	".svg": "image/svg+xml",
+	".ttf": "application/x-font-ttf",
+	".wav": "audio/wav",
+	".zip": "application/zip",
+};
 
 const {
 	HTTP2_HEADER_PATH: HEADER_PATH,
@@ -42,15 +37,15 @@ const {
 const HEADER_ORIGIN = "origin";
 
 /**
- * @type {import('node:http2').SecureServerOptions}
- * TLS options for the HTTP/2 server
+ * HTTP/2 secure server instance
+ * @type {import('node:http2').Http2SecureServer}
  */
-let options;
+let server;
 try {
-	options = {
+	server = createSecureServer({
 		cert: readFileSync(certPath),
 		key: readFileSync(keyPath),
-	};
+	});
 } catch (error) {
 	if (error && "code" in error && error.code === "ENOENT") {
 		console.error(`Certificate error: Could not find key or cert files at ${keyPath}, ${certPath}`);
@@ -61,12 +56,6 @@ try {
 }
 
 /**
- * HTTP/2 secure server instance
- * @type {import('node:http2').Http2SecureServer}
- */
-const server = createSecureServer(options);
-
-/**
  * Handles stream errors and sends appropriate HTTP responses
  * @param {unknown} err - The error object
  * @param {import('node:http2').ServerHttp2Stream} stream - The HTTP/2 stream to respond on
@@ -116,11 +105,8 @@ const getResponseHeaders = (mimeType, ro) => {
  * @param {number} flags - Stream flags
  */
 server.on("stream", (stream, headers) => {
-	/** @type {string} */
 	const reqPath = headers[HEADER_PATH] || "/";
-	/** @type {string} */
 	const reqMethod = headers[HEADER_METHOD] || "GET";
-	/** @type {string | undefined} */
 	const requestOrigin =
 		typeof headers[HEADER_ORIGIN] === "string" ? headers[HEADER_ORIGIN] : undefined;
 
@@ -159,16 +145,12 @@ server.on("stream", (stream, headers) => {
 	}
 
 	const ext = path.extname(fullPath);
-	const responseMimeType = mimeType.get(ext) || "text/plain";
+	const responseMimeType = mimeType[ext] || "text/plain";
 
 	stream.respondWithFile(
 		fullPath,
-		{
-			...getResponseHeaders(responseMimeType, requestOrigin),
-		},
-		{
-			onError: (err) => handleStreamError(err, stream, requestOrigin),
-		},
+		{ ...getResponseHeaders(responseMimeType, requestOrigin) },
+		{ onError: (err) => handleStreamError(err, stream, requestOrigin) },
 	);
 });
 
@@ -192,7 +174,7 @@ const gracefulShutdown = (signal) => {
 	setTimeout(() => {
 		console.error("Forcing server closure after timeout");
 		process.exit(1);
-	}, 10000);
+	}, 2000);
 };
 
 process.on("SIGTERM", () => gracefulShutdown("SIGTERM"));
@@ -220,7 +202,7 @@ process.on("unhandledRejection", (reason, promise) => {
 /**
  * Starts the HTTP/2 server and begins listening for connections
  */
-server.listen(Number.parseInt(port.toString(), 10), "0.0.0.0", () => {
+server.listen(parseInt(port, 10), "localhost", () => {
 	console.log(`
 Server running on https://localhost:${port}
 Environment: ${process.env.NODE_ENV || "development"}