Update Healer Man server

src/ui/usePresentationClock.ts

@@ -0,0 +1,22 @@
+import { useEffect, useState } from "react";
+import { useOnlineSessionStore } from "../app/onlineSessionStore";
+import { useGameStore } from "../game/store";
+import { useDocumentVisibility } from "../platform/useDocumentVisibility";
+
+/** Visible timers follow local pause; shared online play continues behind menus. */
+export function usePresentationClock(active = true): number {
+  const locallyBlocked = useGameStore((state) => state.paused || state.mapOpen || state.companionOpen);
+  const sharedOnline = useOnlineSessionStore((state) => state.snapshot !== null);
+  const visible = useDocumentVisibility();
+  const ticking = active && visible && (sharedOnline || !locallyBlocked);
+  const [now, setNow] = useState(() => Date.now());
+
+  useEffect(() => {
+    if (!ticking) return;
+    setNow(Date.now());
+    const timer = window.setInterval(() => setNow(Date.now()), 100);
+    return () => window.clearInterval(timer);
+  }, [ticking]);
+
+  return now;
+}