/home/runner/work/concordia/concordia/./.github/actions/install-concordia/action.yml (Line: 11, Col: 10): Unrecognized named-value: 'env'. Located at position 1 within expression: env.RUNNER_OS

GitHub.DistributedTask.ObjectTemplating.TemplateValidationException: The template is not valid. /home/runner/work/concordia/concordia/./.github/actions/install-concordia/action.yml (Line: 11, Col: 10): Unrecognized named-value: 'env'. Located at position 1 within expression: env.RUNNER_OS at GitHub.DistributedTask.ObjectTemplating.TemplateValidationErrors.Check() at GitHub.Runner.Worker.ActionManifestManager.ConvertRuns(IExecutionContext executionContext, TemplateContext templateContext, TemplateToken inputsToken, String fileRelativePath, MappingToken outputs) at GitHub.Runner.Worker.ActionManifestManager.Load(IExecutionContext executionContext, String manifestFile)