Enclose every ruby version in quotations

If we use Ruby 3.0 without quotations in YAML, It is interpreted as "3". If you specify 3 on GitHub Actions, it means the latest stable version of the 3 series, so 3.1 will be used.
physion · Jan 17, 2022 · 462288b · 462288b
1 parent 8a4ad45
commit 462288b
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -12,18 +12,18 @@ jobs:
  strategy:
  fail-fast: false
  matrix:
- ruby: [2.7, 3.0, 3.1, ruby-head]
+ ruby: ['2.7', '3.0', '3.1', 'ruby-head']
  rails_version:
  - '7.0.1'
  - 'edge'
  include:
- - ruby: 2.5
+ - ruby: '2.5'
  rails_version: '6.1.0'
- - ruby: 2.6
+ - ruby: '2.6'
  rails_version: '6.1.0'
- - ruby: 2.7
+ - ruby: '2.7'
  rails_version: '6.1.0'
- - ruby: 3.0
+ - ruby: '3.0'
  rails_version: '6.1.0'
  - ruby: jruby-9.2
  rails_version: '6.1.0'