اضافه شدن قابلیت share و نگهداری بلندمدت

frontend/compare.js

@@ -1,3 +1,4 @@
+import { mountShare, viewerURL } from './share.js?v=1';
 import { bindCamera } from './interactions.js';
 const menuToggle=document.querySelector('#menu-toggle');
 const menuPanels=document.querySelectorAll('[data-comparison-menu]');
@@ -103,6 +104,7 @@ async function start(){
   document.querySelector('#previous').addEventListener('click',()=>next(-1));document.querySelector('#next').addEventListener('click',()=>next(1));
   for(const svg of svgs)svg.addEventListener('click',event=>{const id=event.target.closest('[data-change-id]')?.dataset.changeId;if(byId.has(id))select(byId.get(id));});
   applyFilters();
-  function expire(){const remaining=result.expires_at*1000-Date.now();if(remaining<=0){for(const view of views)view.destroy();document.querySelector('.workspace').replaceChildren();state.textContent='This comparison link has expired';}else setTimeout(expire,Math.min(2147483647,remaining));}expire();
+  mountShare(document.querySelector('#comparison-share'),viewerURL(location.pathname,token));
+  function expire(){if(result.expires_at===-1)return;const remaining=result.expires_at*1000-Date.now();if(remaining<=0){for(const view of views)view.destroy();document.querySelector('.workspace').replaceChildren();state.textContent='This comparison link has expired';}else setTimeout(expire,Math.min(2147483647,remaining));}expire();
 }
 start().catch(error=>{state.classList.remove('loading');state.textContent=error.name==='AbortError'?'':error.message;});