From b2c982472afc269e49331b80a20c0cb1c8f22437 Mon Sep 17 00:00:00 2001
From: wcj007 <2044033763@qq.com>
Date: Thu, 16 Jul 2026 09:25:15 +0800
Subject: [PATCH] docs: fix docker build command to specify Dockerfile variant

The repo root has no plain Dockerfile (only Dockerfile.production, Dockerfile.config, Dockerfile.test), so "docker build ." fails. Specify the production Dockerfile explicitly. Fixes #251.
---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 7bd992c2..a6f7aae4 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,7 @@ Open [http://localhost:3000](http://localhost:3000) with your browser to see the
 You build a Docker image by:
 
 ```bash
-docker build .
+docker build -f Dockerfile.production .
 ```
 ## Updating a forked commons