Add IP autoban system: banned_ips table, global ipGuard middleware, 24h bans on honeypot fill / 10 failed logins / 10 wrong share passwords; trust proxy for real client IPs behind funnel; admin API and settings UI to manage active bans

public/js/settings.js

@@ -238,6 +238,28 @@ document.getElementById('restoreFile').addEventListener('change', async (e) => {
   e.target.value = '';
 });
 
+async function loadBans() {
+  const el = document.getElementById('bansList');
+  const res = await fetch(`${API}/api/bans`, { headers: hdr() });
+  if (res.status === 403) { document.getElementById('bansCard').style.display = 'none'; return; }
+  if (!res.ok) { el.innerHTML = '<span class="chip">Не удалось загрузить</span>'; return; }
+  const bans = await res.json();
+  if (!bans.length) { el.innerHTML = '<span class="chip">Активных блокировок нет</span>'; return; }
+  el.innerHTML = bans.map(b => `
+    <span class="chip">
+      <b>${esc(b.ip)}</b> — ${esc(b.reason)} до ${new Date(b.banned_until).toLocaleString('ru')}
+      <button type="button" data-unban="${esc(b.ip)}" title="Разблокировать" style="background:none;border:none;color:var(--primary);cursor:pointer;font-weight:700">✕</button>
+    </span>`).join('');
+}
+
+document.getElementById('bansList').addEventListener('click', async e => {
+  const ip = e.target.closest('[data-unban]')?.dataset.unban;
+  if (!ip) return;
+  const res = await fetch(`${API}/api/bans/${encodeURIComponent(ip)}`, { method: 'DELETE', headers: hdr() });
+  if (res.ok) { showToast('IP разблокирован'); loadBans(); }
+  else showToast('Ошибка разблокировки');
+});
+
 document.getElementById('backupBtn').addEventListener('click', downloadBackup);
 document.getElementById('restoreBtn').addEventListener('click', () => document.getElementById('restoreFile').click());
 document.getElementById('saveBtn').addEventListener('click', saveSettings);
@@ -247,5 +269,6 @@ document.getElementById('saveBtn').addEventListener('click', saveSettings);
     buildSidebar(document.body.dataset.page);
     bindDirty();
     loadSettings();
+    loadBans();
   }
 })();