From 67bd358e121f61030077370cda38a398f1af34cd Mon Sep 17 00:00:00 2001
From: Kevin Veen-Birkenbach <kevin@veen.world>
Date: Fri, 12 Dec 2025 16:50:32 +0100
Subject: [PATCH] fix(docker): enforce bash shell to support pipefail across
 distros

Use bash as the default shell in Docker build stages to ensure
`set -euo pipefail` works reliably on all base images, including
Ubuntu where /bin/sh does not support pipefail.

https://chatgpt.com/share/693c29d9-9b28-800f-a549-5661c783d968
---
 Dockerfile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Dockerfile b/Dockerfile
index 908ce53..c51af7b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,6 +12,7 @@ ARG BASE_IMAGE
 # - no entrypoint
 # ============================================================
 FROM ${BASE_IMAGE} AS virgin
+SHELL ["/bin/bash", "-lc"]
 
 RUN echo "BASE_IMAGE=${BASE_IMAGE}" && cat /etc/os-release || true