Function selectFooterItem

src/components/PromptInput/PromptInput.tsx:481–490

(item: FooterItem | null)

  const teamsSelected = footerItemSelected === 'teams';
  const bridgeSelected = footerItemSelected === 'bridge';
  function selectFooterItem(item: FooterItem | null): void {
    setAppState(prev => prev.footerSelection === item ? prev : {
      ...prev,
      footerSelection: item
    });
    if (item === 'tasks') {
      setTeammateFooterIndex(0);
      setCoordinatorTaskIndex(minCoordinatorIndex);
    }
  }

  // delta: +1 = down/right, -1 = up/left. Returns true if nav happened
  // (including deselecting at the start), false if at a boundary.