Add functions to add volatile scripts to Creature.cpp.

src/Battling/Models/Creature.hpp

@@ -116,6 +116,8 @@ namespace CreatureLib::Battling {
 
         void GetActiveScripts(std::vector<ScriptWrapper>& scripts) override;
         void ClearVolatileScripts();
+        void AddVolatileScript(const std::string& name);
+        void AddVolatileScript(Script* script);
 
         std::vector<LearnedAttack*>& GetAttacks() { return _attacks; }