Function setSidebarCollapsed

static/js/catalog.js:1389–1393

(isCollapsed)

  }

  function setSidebarCollapsed(isCollapsed) {
    app.classList.toggle("cat-collapsed", isCollapsed);
    collapseBtn?.setAttribute("aria-expanded", String(!isCollapsed));
    localStorage.setItem("stemdeck.catalog.collapsed", isCollapsed ? "1" : "0");
  }

  collapseBtn?.addEventListener("click", () => {
    setSidebarCollapsed(!app.classList.contains("cat-collapsed"));