def document_overrides(document)
      if document.respond_to?(:data) and document.data.has_key?("app_engine")
        document.data.fetch("app_engine")
      else
        {}
      end
    end
def document_overrides(document)
      if document.respond_to?(:data) and document.data.has_key?("app_engine")
        document.data.fetch("app_engine")
      else
        {}
      end
    end
Document specific app.yaml configuration provided in yaml frontmatter