fix(map): 패널 선택 fly-to 즉시 반응 개선

- shipData를 ref로 관리하여 AIS poll마다 effect 재실행 방지
- isStyleLoaded 가드 제거 → try/catch로 즉시 실행
- duration 700→400ms로 단축
- selectedMmsi만 의존성으로 → 선택 시 1회만 fly-to 실행

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/web/src/widgets/map3d/hooks/useFlyTo.ts

@@ -1,6 +1,5 @@
-import { useEffect, type MutableRefObject } from 'react';
+import { useEffect, useRef, type MutableRefObject } from 'react';
 import type maplibregl from 'maplibre-gl';
-import { onMapStyleReady } from '../lib/mapCore';
 import type { MapProjectionId } from '../types';
 
 export function useFlyTo(
@@ -19,7 +18,11 @@ export function useFlyTo(
 ) {
   const { selectedMmsi, shipData, mapInitiatedSelectRef, fleetFocusId, fleetFocusLon, fleetFocusLat, fleetFocusZoom } = opts;
 
-  // 패널(좌측 목록)에서 선택 시 해당 선박 위치로 이동
+  // shipData를 ref로 — 의존성에서 제외하여 AIS poll마다 재실행 방지
+  const shipDataRef = useRef(shipData);
+  useEffect(() => { shipDataRef.current = shipData; }, [shipData]);
+
+  // 패널(좌측 목록)에서 선택 시 해당 선박 위치로 즉시 이동
   useEffect(() => {
     // 지도 내부 클릭에서 발생한 선택이면 스킵
     if (mapInitiatedSelectRef.current) {
@@ -30,53 +33,37 @@ export function useFlyTo(
     const map = mapRef.current;
     if (!map || selectedMmsi == null) return;
 
-    const target = shipData.find((t) => t.mmsi === selectedMmsi);
+    const target = shipDataRef.current.find((t) => t.mmsi === selectedMmsi);
     if (!target || !Number.isFinite(target.lon) || !Number.isFinite(target.lat)) return;
 
-    const apply = () => {
-      const flyOpts = { center: [target.lon, target.lat] as [number, number], duration: 700 };
+    try {
+      const flyOpts = { center: [target.lon, target.lat] as [number, number], duration: 400 };
       if (projectionRef.current === 'globe') {
         map.flyTo(flyOpts);
       } else {
         map.easeTo(flyOpts);
       }
-    };
-
-    if (map.isStyleLoaded()) {
-      apply();
-      return;
+    } catch {
+      // ignore — style not ready 등
     }
-
-    const stop = onMapStyleReady(map, apply);
-    return () => { stop(); };
-  }, [selectedMmsi, shipData]);
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [selectedMmsi]);
 
   // 선단 포커스 이동
   useEffect(() => {
     const map = mapRef.current;
     if (!map || fleetFocusLon == null || fleetFocusLat == null || !Number.isFinite(fleetFocusLon) || !Number.isFinite(fleetFocusLat))
       return;
-    const lon = fleetFocusLon;
-    const lat = fleetFocusLat;
-    const zoom = fleetFocusZoom ?? 10;
 
-    const apply = () => {
-      const flyOpts = { center: [lon, lat] as [number, number], zoom, duration: 700 };
+    try {
+      const flyOpts = { center: [fleetFocusLon, fleetFocusLat] as [number, number], zoom: fleetFocusZoom ?? 10, duration: 500 };
       if (projectionRef.current === 'globe') {
         map.flyTo(flyOpts);
       } else {
         map.easeTo(flyOpts);
       }
-    };
-
-    if (map.isStyleLoaded()) {
-      apply();
-      return;
+    } catch {
+      // ignore
     }
-
-    const stop = onMapStyleReady(map, apply);
-    return () => {
-      stop();
-    };
   }, [fleetFocusId, fleetFocusLon, fleetFocusLat, fleetFocusZoom]);
 }