set default ruby version for image builds in Dockerfile

follow up to PR #84
ncbo · Oct 1, 2024 · 9d1b6ba · 9d1b6ba
1 parent 64621dd
commit 9d1b6ba
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diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
@@ -35,8 +35,8 @@ jobs:
         with:
           context: .
           platforms: linux/amd64,linux/arm64
-          build-args: |
-            RUBY_VERSION=2.7
+          # build-args: |
+          # RUBY_VERSION=2.7
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
diff --git a/Dockerfile b/Dockerfile
@@ -1,4 +1,4 @@
-ARG RUBY_VERSION
+ARG RUBY_VERSION=3.0
 ARG DISTRO_NAME=bullseye
 
 FROM ruby:$RUBY_VERSION-$DISTRO_NAME