/home/runner/work/rundler/rundler/./.github/actions/toolchain/action.yaml (Line: 19, Col: 7): Unexpected value 'shell'

/home/runner/work/rundler/rundler/./.github/actions/toolchain/action.yaml (Line: 24, Col: 7): Unexpected value 'shell'

/home/runner/work/rundler/rundler/./.github/actions/toolchain/action.yaml (Line: 29, Col: 7): Unexpected value 'uses'

/home/runner/work/rundler/rundler/./.github/actions/toolchain/action.yaml (Line: 27, Col: 7): Required property is missing: run

System.ArgumentException: Unexpected type '' encountered while reading 'steps item uses'. The type 'StringToken' was expected. at GitHub.DistributedTask.ObjectTemplating.Tokens.TemplateTokenExtensions.AssertString(TemplateToken value, String objectDescription) at GitHub.DistributedTask.Pipelines.ObjectTemplating.PipelineTemplateConverter.ConvertToStep(TemplateContext context, TemplateToken stepsItem, ReferenceNameBuilder nameBuilder) at GitHub.DistributedTask.Pipelines.ObjectTemplating.PipelineTemplateConverter.ConvertToSteps(TemplateContext context, TemplateToken steps) 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)