def found(item)
      content = item.content(!!@key)
      [ 200, {'Content-Type' => MIME[item.type],
        'Content-Length' => content.bytesize,
        'Cache-Control' => 'public, max-age=86400',
        'Expires' => (Time.now.utc + (86400 * 30)).httpdate,
        'Last-Modified' => item.modified.httpdate,
      }, [content]]
    end
def found(item)
      content = item.content(!!@key)
      [ 200, {'Content-Type' => MIME[item.type],
        'Content-Length' => content.bytesize,
        'Cache-Control' => 'public, max-age=86400',
        'Expires' => (Time.now.utc + (86400 * 30)).httpdate,
        'Last-Modified' => item.modified.httpdate,
      }, [content]]
    end
Found