Support for adding and replacing attacks.

Signed-off-by: Deukhoofd <Deukhoofd@gmail.com>

src/Battling/Models/Creature.hpp

@@ -161,6 +161,10 @@ namespace CreatureLib::Battling {
         inline bool AllowedExperienceGain() const noexcept { return _allowedExperienceGain; }
         inline void SetAllowedExperienceGain(bool allowed) noexcept { _allowedExperienceGain = allowed; }
 
+        uint8_t GetAvailableAttackSlot() const noexcept;
+        void AddAttack(LearnedAttack* attack);
+        void ReplaceAttack(size_t index, LearnedAttack* attack);
+
         // region Stat APIs
 
         bool ChangeStatBoost(Library::Statistic stat, int8_t diffAmount);