System.ArgumentException: Unexpected type 'NullToken' encountered while reading 'input metadata'. The type 'MappingToken' was expected.
at GitHub.DistributedTask.ObjectTemplating.Tokens.TemplateTokenExtensions.AssertMapping(TemplateToken value, String objectDescription)
at GitHub.Runner.Worker.ActionManifestManager.ConvertInputs(TemplateToken inputsToken, ActionDefinitionData actionDefinition)
at GitHub.Runner.Worker.ActionManifestManager.Load(IExecutionContext executionContext, String manifestFile)