From b130bc0321e2ed9edc72d5d5d05eec17111fb036 Mon Sep 17 00:00:00 2001
From: Donal McBreen <donal@37signals.com>
Date: Thu, 6 Feb 2025 14:45:37 +0000
Subject: [PATCH] Fix the docker build

Somewhere along the way the docker build broke, it now needs yaml-dev
to be installed. Maybe the underlying image changed?

Update to 3.4-alpine while we are here.
---
 Dockerfile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index d8346804..95c97570 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.3-alpine
+FROM ruby:3.4-alpine
 
 # Install docker/buildx-bin
 COPY --from=docker/buildx-bin /buildx /usr/libexec/docker/cli-plugins/docker-buildx
@@ -13,7 +13,7 @@ COPY Gemfile Gemfile.lock kamal.gemspec ./
 COPY lib/kamal/version.rb /kamal/lib/kamal/version.rb
 
 # Install system dependencies
-RUN apk add --no-cache build-base git docker openrc openssh-client-default \
+RUN apk add --no-cache build-base git docker openrc openssh-client-default yaml-dev \
     && rc-update add docker boot \
     && gem install bundler --version=2.4.3 \
     && bundle install