feat: Настройки › Автообновление - clients compare their version with the server's every N and update themselves; the server looks at GitLab every N and, when a newer release is out, offers it to an administrator at login (after the PIN) with «Обновить» and «Отказаться»; the words of a made picture's result are the model's only

internal/server/web/static/ui.js

@@ -50,6 +50,7 @@
     input.value = o.value || '';
     yes.textContent = o.ok || 'OK';
     yes.className = 'ui-yes' + (o.danger ? ' btn danger' : '');
+    dlg.querySelector('.ui-no').textContent = o.cancel || 'Отмена';
     // «Отмена» red, unless «да» is the red one (a delete): never two reds.
     dlg.querySelector('.ui-no').classList.toggle('close', !o.danger);
     return new Promise(done => {