From 5da4edce01a4814040438fc75f14cf5865a24363 Mon Sep 17 00:00:00 2001
From: Ryan Williams <ryanwi@fastmail.com>
Date: Thu, 4 May 2023 14:00:54 -0700
Subject: [PATCH] Add ARG for RUBY_VERSION

---
 Dockerfile | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 5d18427..99caf65 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,8 @@
 # syntax=docker/dockerfile:1
 
-FROM ruby:3.2.2-slim
+ARG RUBY_VERSION=3.2.2
+
+FROM ruby:${RUBY_VERSION}-slim
 
 # OS Level Dependencies
 RUN apt-get update -qq && apt-get install -yq --no-install-recommends \