diff --git a/Caddyfile b/Caddyfile
index 4a3de19..55f12a4 100644
--- a/Caddyfile
+++ b/Caddyfile
@@ -6,6 +6,13 @@
 skin.khhao.com {
 	encode gzip zstd
 
+	# /api-debug 是前端 SPA 路由，不要代理到后端
+	handle /api-debug* {
+		root * /usr/share/caddy
+		try_files {path} {path}/ /index.html
+		file_server
+	}
+
 	# API 请求反向代理到后端服务 / Proxy API requests to backend
 	handle /api* {
 		reverse_proxy backend:8080