From 7d22e9985596736274319942a3cbf9bd329e70fd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anders=20B=C3=A4lter?= <anders@84codes.com>
Date: Mon, 13 Apr 2026 13:32:58 +0200
Subject: [PATCH] Set LANG=C.UTF-8 in Ruby base image

Debian slim defaults to POSIX/C locale which breaks tools that
encounter non-ASCII bytes (e.g. Sass compiling scss with UTF-8).
C.UTF-8 is available without extra packages.
---
 ruby/Dockerfile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ruby/Dockerfile b/ruby/Dockerfile
index 781253a..e826b23 100644
--- a/ruby/Dockerfile
+++ b/ruby/Dockerfile
@@ -23,7 +23,8 @@ RUN useradd --system --uid 1000 app && chown app:app /app
 ENV BUNDLE_DEPLOYMENT="1" \
     BUNDLE_PATH="/usr/local/bundle" \
     BUNDLE_CACHE_PATH="/usr/local/bundle/cache" \
-    BUNDLE_WITHOUT="development"
+    BUNDLE_WITHOUT="development" \
+    LANG="C.UTF-8"
 
 # This can be overwritten at runtime
 CMD ["ruby", "-v"]