Refactor to use routes, make POIs linkable

app/services/osm.js

@@ -22,4 +22,31 @@ out center;
     const data = await res.json();
     return data.elements;
   }
+
+  async getPoiById(id) {
+    // Assuming 'id' is just the numeric ID.
+    // Overpass needs type(id). But we might not know the type (node, way, relation).
+    // We can query all types for this ID.
+    // However, typical usage often passes just the numeric ID.
+    // A query for just ID(numeric) is tricky without type.
+    // Let's assume 'node' first or try to query all three types by ID.
+
+    const query = `
+[out:json][timeout:25];
+(
+  node(${id});
+  way(${id});
+  relation(${id});
+);
+out center;
+    `.trim();
+
+    const url = `https://overpass-api.de/api/interpreter?data=${encodeURIComponent(
+      query
+    )}`;
+    const res = await fetch(url);
+    if (!res.ok) throw new Error('Overpass request failed');
+    const data = await res.json();
+    return data.elements[0]; // Return the first match
+  }
 }