Update Caddy reverse proxy config to exclude root path for static files

Author: jeromegamez

docs/best-practices/deployment.md

@@ -471,13 +471,14 @@ example.com {
 
     @static {
         file {path} {path}/
-        not path *.php
+        not path / *.php
     }
+
     handle @static {
         rewrite * {http.matchers.file.relative}
         file_server
     }
-    
+
     handle {
         reverse_proxy localhost:8080
     }