message: fix(protocol-designer): fix probs with typing zero in tip position
  Closes
diff: @@ -162,7 +162,11 @@ export const TipPositionModal = (props: Props): React.Node => {
  ? newValueRaw.replace(/[^.0-9]/, '')
  : String(newValueRaw)
  - setValue(Number(newValue) > 0 ? newValue : '0')
  + if (newValue === '.') {
  + setValue('0.')
  + } else {
  + setValue(Number(newValue) >= 0 ? newValue : '0')
  + }
  }
  const handleInputFieldChange = (
  