low: flow.signal.filter, flow.value.filter

[Slava Bereza]

  const code = value('1122121122');

  code
    .flow.signal.filter((track) => !track)
    .watch(() => {
      
    });

[Slava Bereza]

Implemented as

  code
    .as.signal().filter.not()
    .to(() =>

    });

in 0.6.0