fix(map): remove duplicate attribution controls — default MapLibre attribution is sufficient

frontend/src/components/Map/MapLibreMap.tsx

@@ -736,13 +736,6 @@ export function MapLibreMap({
     });
 
     mapRef.current = map;
-    // MapLibre adds this control by default when attributionControl is not
-    // disabled. Keep an explicit compact fallback for alternate MapLibre
-    // builds without creating a duplicate control in the standard build.
-    if (!map.getContainer().querySelector('.maplibregl-ctrl-attrib')) {
-      map.addControl(new maplibregl.AttributionControl({ compact: true }));
-    }
-
     const handleStyleLoad = () => {
       const targetStyle = mapLightRef.current ? OPENFREEMAP_STYLE_LIGHT : OPENFREEMAP_STYLE_DARK;
       if (styleUrlRef.current !== targetStyle) {

frontend/src/components/stats/StatsPrimitives.tsx

@@ -282,7 +282,6 @@ export const DecodedPathMapView: React.FC<{ nodes: DecodedPathNode[] }> = ({ nod
         center: [Number(nodes[0]!.lon), Number(nodes[0]!.lat)],
         zoom: 8,
       });
-      map.addControl(new maplibre.AttributionControl({ compact: true }));
       map.on('load', () => {
         if (cancelled || !map) return;
         const bounds = new maplibre.LngLatBounds();

frontend/src/pages/SpamTransparencyPage.tsx

@@ -178,7 +178,6 @@ const OriginMiniMap = memo(function OriginMiniMap({
       bounds,
       fitBoundsOptions: { padding: 40, maxZoom: 10 },
     });
-    map.addControl(new maplibregl.AttributionControl({ compact: true }));
     map.addControl(new maplibregl.NavigationControl({ showCompass: false }), 'top-right');
     map.on('load', () => {
       map.addSource('zone', {
@@ -489,7 +488,6 @@ export function SpamPage() {
       center: [-2.5, 54.0],
       zoom: 4.6,
     });
-    map.addControl(new maplibregl.AttributionControl({ compact: true }));
     map.addControl(new maplibregl.NavigationControl({ showCompass: false }), 'top-right');
     map.on('load', () => {
       map.addSource('zones', { type: 'geojson', data: EMPTY_FC });

frontend/src/pages/owner/OwnerMapView.tsx

@@ -112,7 +112,6 @@ export const OwnerMapView: React.FC<{
       center: [DEFAULT_CENTER[1], DEFAULT_CENTER[0]],
       zoom: 7,
     });
-    map.addControl(new maplibregl.AttributionControl({ compact: true }));
     mapRef.current = map;
 
     // Keep the map as a static regional backdrop while preserving marker clicks.

frontend/src/pages/ukmesh/PacketPathMap.tsx

@@ -193,7 +193,6 @@ export const PathMap: React.FC<{
         pitch: 50,
         bearing: -8,
       });
-      nextMap.addControl(new maplibre.AttributionControl({ compact: true }));
       mapRef.current = nextMap;
       nextMap.on('load', () => {
         if (cancelled || !nextMap) return;