chore: sync from fn-registry agent

frontend/src/components/format.ts

@@ -0,0 +1,30 @@
+// Escala unidades segun magnitud: m | h Xm | D Xh | S XD | M XS.
+// <1 minuto cae como "0m" para mantener la unidad mas pequena coherente.
+const MIN = 60_000;
+const HOUR = 60 * MIN;
+const DAY = 24 * HOUR;
+const WEEK = 7 * DAY;
+const MONTH = 30 * DAY;
+
+export function formatDuration(ms: number): string {
+  if (!Number.isFinite(ms) || ms < 0) return "0m";
+  if (ms < HOUR) return `${Math.floor(ms / MIN)}m`;
+  if (ms < DAY) {
+    const h = Math.floor(ms / HOUR);
+    const m = Math.floor((ms % HOUR) / MIN);
+    return m === 0 ? `${h}h` : `${h}h ${m}m`;
+  }
+  if (ms < WEEK) {
+    const d = Math.floor(ms / DAY);
+    const h = Math.floor((ms % DAY) / HOUR);
+    return h === 0 ? `${d}D` : `${d}D ${h}h`;
+  }
+  if (ms < MONTH) {
+    const w = Math.floor(ms / WEEK);
+    const d = Math.floor((ms % WEEK) / DAY);
+    return d === 0 ? `${w}S` : `${w}S ${d}D`;
+  }
+  const m = Math.floor(ms / MONTH);
+  const w = Math.floor((ms % MONTH) / WEEK);
+  return w === 0 ? `${m}M` : `${m}M ${w}S`;
+}