From 17a60124236b503859e00db762f17edff4e9239f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=27=C3=A9lectron=20rare?=
 <108685187+electron-rare@users.noreply.github.com>
Date: Sat, 13 Jun 2026 18:06:59 +0200
Subject: [PATCH] chore: dockerfile for realtime relay

---
 server/Dockerfile | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 server/Dockerfile

diff --git a/server/Dockerfile b/server/Dockerfile
new file mode 100644
index 0000000..74297e8
--- /dev/null
+++ b/server/Dockerfile
@@ -0,0 +1,8 @@
+# Minimal sovereign WebSocket relay image for the lego-builder rooms.
+# Only needs `ws` — none of the React/build deps.
+FROM node:20-alpine
+WORKDIR /app
+RUN npm init -y >/dev/null 2>&1 && npm pkg set type=module >/dev/null 2>&1 && npm install ws@8 >/dev/null 2>&1
+COPY server ./server
+EXPOSE 8090
+CMD ["node", "server/index.js"]