From 656b1ce643c1d6ecebc4f805bf77514d27a12c10 Mon Sep 17 00:00:00 2001
From: Eric Dahl <eric@skeyelab.com>
Date: Tue, 6 Oct 2026 14:29:28 -0400
Subject: [PATCH] Set FERRUM_CHROME_DOCKERIZE so Cuprite suites run as root

Assisted-by: Claude Code:claude-opus-5-5
Claude-Session: https://claude.ai/code/session_01QetPdWGkSfWsXPCum4FQax
---
 Dockerfile | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 3a2060b..6962240 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,3 +15,8 @@ RUN apt-get update -qq \
       libvips42t64 libjpeg-turbo8 libpng16-16t64 libxrender1 libxext6 libfontconfig1 \
       shellcheck \
  && rm -rf /var/lib/apt/lists/*
+
+# Jobs run as root, and Chrome won't start as root without --no-sandbox. Rails 8.1's
+# `driven_by :cuprite` drops an app's own browser_options, so have Ferrum add the
+# flag itself for every Cuprite/Ferrum suite.
+ENV FERRUM_CHROME_DOCKERIZE=true