add BB stack limits patch

src/ServerState.cc

@@ -1170,6 +1170,14 @@ void ServerState::load_config_early() {
   } catch (const out_of_range&) {
   }
 
+  this->bb_required_patches.clear();
+  try {
+    for (const auto& it : this->config_json->get_list("BBRequiredPatches")) {
+      this->bb_required_patches.emplace_back(it->as_string());
+    }
+  } catch (const out_of_range&) {
+  }
+
   this->update_dependent_server_configs();
 }