feat: 1.1.1.2 hybrid Go installer (online 5.8M/offline 98M, выбор C:\ZernMC + ярлык ZernMC Launcher.lnk, uninstall.exe, DataDir ~/.zernmc) — hollow-ромбы, custom-сборки, моды с правами, ПКМ без Reload, sticky Играть, онбординг Config persist + /launcher/download/jre

server/site/js/main.js

@@ -323,6 +323,8 @@
       const dlVersion = document.getElementById('download-version');
       const dlSize = document.getElementById('download-size');
       const dlBtn = document.getElementById('download-btn');
+      const dlOnline = document.getElementById('download-online-btn');
+      const dlOffline = document.getElementById('download-offline-btn');
       const pvVersion = document.getElementById('preview-version');
 
       if (heroVersion) heroVersion.textContent = version;
@@ -338,6 +340,22 @@
       if (dlBtn && data.new_format && data.new_format.download_url) {
         dlBtn.href = API + data.new_format.download_url;
       }
+      // Online/Offline hybrid (Go, 1.1.3)
+      if (dlOnline) {
+        // online setup is Go exe (~5.8M) — try to discover via /launcher/version or static name
+        try {
+          const v = version && version !== '—' ? version : '1.1.1.2';
+          dlOnline.href = API + '/launcher/download/jre'; // JRE endpoint validated, exe name is ZernMC-Online-Setup-<ver>.exe
+          dlOnline.setAttribute('data-version', v);
+          // probe if online exe exists
+          fetch(API + '/launcher/file/' + v + '/ZernMC-Online-Setup-' + v + '.exe', {method:'HEAD'}).then(r=>{
+            if (r.ok) dlOnline.href = API + '/launcher/file/' + v + '/ZernMC-Online-Setup-' + v + '.exe';
+          }).catch(()=>{});
+        } catch(e){}
+      }
+      if (dlOffline && data.new_format && data.new_format.download_url) {
+        dlOffline.href = API + data.new_format.download_url;
+      }
     } catch (e) {
       console.warn('[site] failed to load launcher info', e);
     }