nelle-observer/astro/public/scripts/ntfy.js

const ntfyInput = document.getElementById("ntfy-input");
const ntfyButton = document.getElementById("ntfy-send");

// both
function send(message) {
  const r = new XMLHttpRequest();
  r.open("POST", "https://ntfy.ouroboros.group/beep", true);
  r.setRequestHeader("Content-Type", "text/plain");
  r.send(message);
}

// send notification
function sendNotification() {
  send(ntfyInput.value);
  ntfyInput.value = "";
}

async function ntfyClick() {
  if (!ntfyInput.value.replace(/\s/g, '').length) {
    ntfyButton.innerHTML = "<span>ಠ﹏ಠ</span>";
    setTimeout(() => {
      ntfyButton.innerHTML = "<span>Send</span>";
      return;
    }, 1000);
  }
  else {
    ntfyButton.innerHTML = "<span>Sent! ( ꈍᴗꈍ)</span>";
    sendNotification();
    setTimeout(() => {
      ntfyButton.innerHTML = "<span>Send</span>";
    }, 1000);
  }
}