package actions name: #Name & "build" on: #On & { push: branches: [ _branch, ] pull_request: branches: [ _branch, ] } jobs: #Jobs jobs: ci: { name: "Run checks and tests over ${{matrix.otp_vsn}} and ${{matrix.os}}" "runs-on": "${{matrix.os}}" strategy: matrix: { otp_vsn: _versions.otp os: ["ubuntu-latest"] } }