Expose per-setting SettingsService getters/setters and wire map offline visibility to GraphQL.

This moves offline filtering to the API query path so map data respects settings at source instead of client-side post-filtering.

Made-with: Cursor

sdk/src/main/graphql/MapLocations.graphql

@@ -1,5 +1,5 @@
-query MapMarkers {
-  locations {
+query MapMarkers($isOnline: Boolean) {
+  locations(filter: { isOnline: $isOnline }) {
     _id
     name
     city