From 2ec77f9a843b161e3ce7558350360d83fbe37c18 Mon Sep 17 00:00:00 2001
From: Joakim Olsson <joakim@unbound.se>
Date: Sun, 29 Mar 2026 10:00:48 +0200
Subject: [PATCH] fix: cap Node.js heap to prevent OOM during wgc composition

Set NODE_OPTIONS=--max-old-space-size=64 to limit wgc memory usage
when generating Cosmo Router configs, preventing container OOMKills
in memory-constrained environments.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
---
 Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Dockerfile b/Dockerfile
index 71e02e2..c42fbf5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,6 +26,7 @@ COPY --from=build /build/coverage.txt /
 
 FROM node:24.14.1-alpine@sha256:01743339035a5c3c11a373cd7c83aeab6ed1457b55da6a69e014a95ac4e4700b
 ENV TZ Europe/Stockholm
+ENV NODE_OPTIONS="--max-old-space-size=64"
 
 # Install wgc CLI globally for Cosmo Router composition
 RUN npm install -g wgc@latest