Failed to load jcreedcmu/docgen-action/main/action.yml

GitHub.DistributedTask.ObjectTemplating.TemplateValidationException: The template is not valid. jcreedcmu/docgen-action/main/action.yml (Line: 149, Col: 7): 'env' is already defined 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)