Add setting for Overpass API provider

app/services/osm.js

@@ -1,6 +1,8 @@
-import Service from '@ember/service';
+import Service, { service } from '@ember/service';
 
 export default class OsmService extends Service {
+  @service settings;
+
   controller = null;
 
   async getNearbyPois(lat, lon, radius = 50) {
@@ -23,10 +25,7 @@ export default class OsmService extends Service {
 out center;
     `.trim();
 
-    const url = `https://overpass.bke.ro/api/interpreter?data=${encodeURIComponent(
-      // const url = `https://overpass-api.de/api/interpreter?data=${encodeURIComponent(
-      query
-    )}`;
+    const url = `${this.settings.overpassApi}?data=${encodeURIComponent(query)}`;
 
     try {
       const res = await this.fetchWithRetry(url, { signal });
@@ -101,10 +100,7 @@ out center;
       `.trim();
     }
 
-    const url = `https://overpass.bke.ro/api/interpreter?data=${encodeURIComponent(
-      // const url = `https://overpass-api.de/api/interpreter?data=${encodeURIComponent(
-      query
-    )}`;
+    const url = `${this.settings.overpassApi}?data=${encodeURIComponent(query)}`;
     const res = await this.fetchWithRetry(url);
     if (!res.ok) throw new Error('Overpass request failed');
     const data = await res.json();

app/services/settings.js

@@ -0,0 +1,32 @@
+import Service from '@ember/service';
+import { tracked } from '@glimmer/tracking';
+
+export default class SettingsService extends Service {
+  @tracked overpassApi = 'https://overpass.bke.ro/api/interpreter';
+
+  overpassApis = [
+    { name: 'bke.ro', url: 'https://overpass.bke.ro/api/interpreter' },
+    { name: 'overpass-api.de', url: 'https://overpass-api.de/api/interpreter' },
+    {
+      name: 'private.coffee',
+      url: 'https://overpass.private.coffee/api/interpreter',
+    },
+  ];
+
+  constructor() {
+    super(...arguments);
+    this.loadSettings();
+  }
+
+  loadSettings() {
+    const savedApi = localStorage.getItem('marco-overpass-api');
+    if (savedApi) {
+      this.overpassApi = savedApi;
+    }
+  }
+
+  updateOverpassApi(url) {
+    this.overpassApi = url;
+    localStorage.setItem('marco-overpass-api', url);
+  }
+}