text: let checkbox = document.getElementById("check");
  let extension_status = document.getElementById("status");
  
  checkbox.onchange = (e) => {
      console.log("onchange");
      chrome.runtime.getBackgroundPage((backgroundPage) => {
          if (checkbox.checked) {
              extension_status.textContent = "ON";
              backgroundPage.startfetch();
          }
          else {
              extension_status.textContent = "OFF";
              backgroundPage.stopfetch();
          }
      })
  }
  
  