remove env[VAR] syntax, avoid to error 'Unrecognized named-value'
#38
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| on: push | |
| name: matrix container2 | |
| jobs: | |
| build: | |
| name: test | |
| runs-on: ubuntu-latest | |
| strategy: | |
| matrix: | |
| image_version: [ '2.5', '2.6' ] | |
| container: | |
| image: ruby:${{ matrix.image_version }} | |
| steps: | |
| - name: ruby version | |
| run: ruby -v |