feat: add Swagger UI docs at /api_info endpoint

bin/server.dart

@@ -38,18 +38,17 @@ void main(List<String> args) async {
   final authRoutes = AuthRoutes(database);
   final geoRoutes = GeoRoutes(database);
 
- final router = Router()
+
+  final router = Router()
     ..mount('/', authRoutes.routes.call)
     ..mount('/', geoRoutes.routes.call);
 
   final staticHandler = createStaticHandler('web', defaultDocument: 'index.html');
-  final apiHandler  = createStaticHandler('web/swagger', defaultDocument: 'index.html');
 
   final handler = Pipeline()
       .addMiddleware(_corsMiddleware)
       .addMiddleware(logRequests())
       .addHandler(Cascade()
-          .add(apiHandler)
           .add(staticHandler)
           .add(router.call)
           .handler);