...

Dockerfile

@@ -11,6 +11,6 @@ FROM nginx:stable-alpine
 # 빌드된 파일들을 Nginx의 기본 경로로 복사
 COPY --from=build /app/dist /usr/share/nginx/html
 # (선택) 커스텀 nginx 설정을 넣고 싶다면 아래 주석 해제
-# COPY nginx.conf /etc/nginx/conf.d/default.conf
+COPY nginx.conf /etc/nginx/conf.d/default.conf
 EXPOSE 80
 CMD ["nginx", "-g", "daemon off;"]

backend_proxy.cjs

@@ -104,16 +104,33 @@ function startServer() {
         const parsedUrl = new URL(req.url, `http://${req.headers.host || 'localhost'}`);
         let requestPath = parsedUrl.pathname;
 
-        if (requestPath === '/') requestPath = '/index.html';
+        // Check for 'dist' in multiple locations:
+        // 1. External 'dist' next to executable (Priority for updates/deployment)
+        // 2. Internal 'dist' (Bundled in pkg or source)
 
-        // Remove leading slash for path.join to work relatively
+        // Check for 'dist' in multiple locations:
-        const relativePath = requestPath.startsWith('/') ? requestPath.slice(1) : requestPath;
+        // 1. External 'dist' next to executable (Priority for updates/deployment)
+        // 2. Internal 'dist' (Bundled in pkg or source)
 
+        const pathName = parsedUrl.pathname === '/' ? '/index.html' : parsedUrl.pathname;
+        const relativePath = pathName.startsWith('/') ? pathName.slice(1) : pathName;
         const decodedPath = decodeURIComponent(relativePath);
-        let filePath = path.join(__dirname, 'dist', decodedPath);
+
+        let distRoot;
+        let filePath;
+
+        const externalDist = path.join(path.dirname(process.execPath), 'dist');
+        const internalDist = path.join(__dirname, 'dist');
+
+        if (fs.existsSync(externalDist)) {
+            distRoot = externalDist;
+            filePath = path.join(externalDist, decodedPath);
+        } else {
+            distRoot = internalDist;
+            filePath = path.join(internalDist, decodedPath);
+        }
 
         // Prevent directory traversal
-        const distRoot = path.join(__dirname, 'dist');
         if (!filePath.startsWith(distRoot)) {
             console.log(`[Security Block] ${filePath} is outside ${distRoot}`);
             res.writeHead(403);
@@ -128,8 +145,9 @@ function startServer() {
             if (err) {
                 if (err.code === 'ENOENT') {
                     // SPA fallback: serve index.html for unknown paths (if not an asset)
+                    // Use the same distRoot determined above
                     if (!extname || extname === '.html') {
-                        fs.readFile(path.join(__dirname, 'dist', 'index.html'), (err2, content2) => {
+                        fs.readFile(path.join(distRoot, 'index.html'), (err2, content2) => {
                             if (err2) {
                                 res.writeHead(404);
                                 res.end('404 Not Found');

nginx.conf

@@ -0,0 +1,22 @@
+server {
+    listen 80;
+    server_name localhost;
+
+    root /usr/share/nginx/html;
+    index index.html;
+
+    # Gzip settings for better performance
+    gzip on;
+    gzip_min_length 1000;
+    gzip_proxied expired no-cache no-store private auth;
+    gzip_types text/plain text/css application/json application/javascript application/x-javascript text/xml application/xml application/xml+rss text/javascript;
+
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    # Handle assets correctly to avoid fallback to index.html for missing files
+    location /assets/ {
+        try_files $uri =404;
+    }
+}