Added Ki Cost to Ability

src/main/java/kamkeel/npcs/controllers/data/ability/Ability.java

@@ -110,6 +110,9 @@ public abstract class Ability implements IAbility {
     protected boolean burstReplayAnimations = true;
     protected boolean burstOverlap = false;    // if true, don't wait for entity death between bursts
 
+    // Ki
+    protected int kiCost = 0;
+
     // ═══════════════════════════════════════════════════════════════════
     // EXECUTION STATE (not saved, reset each combat)
     // ═══════════════════════════════════════════════════════════════════
@@ -1149,6 +1152,9 @@ public abstract class Ability implements IAbility {
         nbt.setBoolean("burstReplayAnimations", burstReplayAnimations);
         nbt.setBoolean("burstOverlap", burstOverlap);
 
+        // Ki
+        nbt.setInteger("kiCost", kiCost);
+
         // Conditions
         NBTTagList condList = new NBTTagList();
         for (Condition c : conditions) condList.appendTag(c.writeNBT());
@@ -1212,6 +1218,9 @@ public abstract class Ability implements IAbility {
         burstReplayAnimations = nbt.getBoolean("burstReplayAnimations");
         burstOverlap = nbt.getBoolean("burstOverlap");
 
+        // Ki
+        kiCost = nbt.getInteger("kiCost");
+
         // Conditions
         conditions.clear();
         NBTTagList condList = nbt.getTagList("conditions", 10);
@@ -1751,6 +1760,14 @@ public abstract class Ability implements IAbility {
         return burstIndex;
     }
 
+    public int getKiCost() {
+        return kiCost;
+    }
+
+    public void setKiCost(int kiCost) {
+        this.kiCost = kiCost;
+    }
+
     /**
      * Get display keys for rotation phase dropdown (excludes "None" since mode=FREE handles that).
      */