Tampermokey userscript -- <space> to launch and restart <esc> to give up

```javascript

   // ==UserScript==
   // @name         StarFling Spacebar
   // @namespace    https://playstarfling.com/
   // @version      2026-04-11
   // @description  Spacebar to launch and restart StarFling
   // @author       Claude Code
   // @match        https://playstarfling.com/*
   // @icon         https://www.google.com/s2/favicons?sz=64&domain=playstarfling.com
   // @grant        none
   // @run-at       document-idle
   // ==/UserScript==

   (function () {
     'use strict';

     document.addEventListener('keydown', function (e) {
       if (e.code === 'Escape') {
         e.preventDefault();
         // During play, click give-up to trigger the death/restart screen
         const giveup = document.getElementById('giveup-btn');
         if (giveup) giveup.click();
         return;
       }

       if (e.code !== 'Space') return;
       e.preventDefault();

       // If the game-over screen is visible, click retry
       const gameOver = document.getElementById('game-over');
       if (gameOver && !gameOver.classList.contains('hidden')) {
         const retry = document.getElementById('retry-btn');
         if (retry) retry.click();
         return;
       }

       // Otherwise simulate a tap on the canvas (start from menu / release orb)
       const canvas = document.getElementById('c');
       if (canvas) {
         canvas.dispatchEvent(new PointerEvent('pointerdown', {
           bubbles: true,
           clientX: window.innerWidth / 2,
           clientY: window.innerHeight / 2,
         }));
       }
     });
   })();