fix(gps): формат объектов ObjectManager — GeoJSON Feature с coordinates [lng,lat]

client/src/components/gps/Yandex21Map.tsx

@@ -304,8 +304,10 @@ export function Yandex21Map({
         const l = gpsMarkerLayout(m);
         omObjects.push({
           id: String(m.id),
-          type: 'Point',
+          // ObjectManager принимает GeoJSON-подобный формат:
-          geometry: [m.lat, m.lng],
+          // type: 'Feature', geometry { type: 'Point', coordinates: [lng, lat] }
+          type: 'Feature',
+          geometry: { type: 'Point', coordinates: [m.lng, m.lat] },
           options: {
             iconLayout: ymaps.templateLayoutFactory.createClass(gpsMarkerHtml(m)),
             iconOffset: [-l.anchorX, -l.anchorY],