Add stats chat command

rc_core/src/persist/user/common.rs

@@ -29,4 +29,8 @@ impl super::CommonUser for UserData {
     async fn resolve_config_vehicle(&self, vehicle: &crate::persist::config::VehicleInfo, factory: &dyn oj_rc_factory::VehicleFactoryAdapter, weapon_order: &crate::cubes::WeaponListParser, cpu_counter: &crate::cubes::CpuListParser) -> Result<super::ResolvedVehicle, polariton_server::operations::SimpleOpError> {
         self.resolve_vehicle(vehicle, factory, weapon_order, cpu_counter).await
     }
+
+    async fn db_metrics(&self) -> oj_rc_database::DatabaseMetrics {
+        self.db.metrics().await
+    }
 }