Use direct call for geojson files

src/scripts/api.js

@@ -14,6 +14,16 @@ export default class Api {
 		return response.data;
 	}
 
+	async getAsset(sAssetPath) {
+		const oRequest = await fetch(sAssetPath, {headers: {'Accept': 'application/geo+json'}});
+
+		if(!oRequest.ok) {
+			throw new Error('Error HTTP ' + oRequest.status + ': ' + oRequest.statusText);
+		}
+
+		return oRequest.json();
+	}
+
 	async post(sAction, asParams = {}) {
 		const response = await this.request(sAction, asParams, 'POST');
 		return response.data;