/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 51, Col: 7): Required property is missing: shell

/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 56, Col: 7): Required property is missing: shell

/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 59, Col: 7): Required property is missing: shell

/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 62, Col: 7): Required property is missing: shell

/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 65, Col: 7): Required property is missing: shell

GitHub.DistributedTask.ObjectTemplating.TemplateValidationException: The template is not valid. /home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 51, Col: 7): Required property is missing: shell,/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 56, Col: 7): Required property is missing: shell,/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 59, Col: 7): Required property is missing: shell,/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 62, Col: 7): Required property is missing: shell,/home/runner/work/wonder-blocks/wonder-blocks/./.github/actions/lint/action.yml (Line: 65, Col: 7): Required property is missing: shell 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)