Fix: Remove -s flag in Dockerfile to enable access to static HTML pages

Dockerfile

@@ -12,4 +12,4 @@ RUN npm run build
 EXPOSE 7860
 
 # 使用 npx serve 啟動靜態檔案伺服器
-CMD ["npx", "serve", "-s", "dist", "-l", "7860"]
+CMD ["npx", "serve", "dist", "-l", "7860"]