First commit

services/aprelay.js

@@ -0,0 +1,66 @@
+/* @licstart  Copyleft (🄯) 2025 James Osborne — AGPLv3+ @licend */
+'use strict';
+
+/* ===== Copy-to-clipboard handler ===== */
+document.addEventListener('click', (e) => {
+  const el = e.target.closest('.copyable');
+  if (!el) return;
+
+  const text = el.dataset.copy ?? '';
+  const copyPromise =
+    (navigator.clipboard && window.isSecureContext)
+      ? navigator.clipboard.writeText(text)
+      : (async () => {
+          const ta = document.createElement('textarea');
+          ta.value = text;
+          ta.style.position = 'fixed';
+          ta.style.opacity = '0';
+          ta.style.left = '-9999px';
+          document.body.appendChild(ta);
+          ta.select();
+          try { document.execCommand('copy'); } catch {}
+          ta.remove();
+        })();
+
+  Promise.resolve(copyPromise).then(() => {
+    el.dataset._orig ??= el.textContent || '';
+    el.textContent = `${el.dataset._orig} (copied!)`;
+    setTimeout(() => { el.textContent = el.dataset._orig; }, 1500);
+  });
+});
+
+/* ===== Stats loader ===== */
+async function loadStats() {
+  const endpoints = [
+    '/relay-stats.json', // same-origin first (no CORS)
+    'https://relay-us-east.circlewithadot.net/relay-stats.json',
+  ];
+
+  for (const url of endpoints) {
+    try {
+      const r = await fetch(url, { cache: 'no-store' });
+      if (!r.ok) continue;
+
+      const d = await r.json();
+      const set = (id, val) => {
+        const el = document.getElementById(id);
+        if (el) el.textContent = val;
+      };
+
+      set('instances', d.instances ?? '–');
+      // accept either jobs_5min (new) or jobs_per_min (old)
+      set('jobs', (d.jobs_5min ?? d.jobs_per_min ?? '–'));
+      set('updated', d.updated ? new Date(d.updated).toLocaleString() : '–');
+      return;
+    } catch (e) {
+      console.warn('[relay stats] fetch failed:', e);
+    }
+  }
+
+  const box = document.getElementById('relay-stats');
+  if (box) box.textContent = 'Stats unavailable';
+}
+
+loadStats();
+setInterval(loadStats, 300000);
+