Implements pledge moves

Plugins/PkmnLib.Plugin.Gen7/Scripts/MoveVolatile/FireGrassPledgeMove.cs

@@ -0,0 +1,25 @@
+using PkmnLib.Plugin.Gen7.Scripts.Side;
+
+namespace PkmnLib.Plugin.Gen7.Scripts.MoveVolatile;
+
+[Script(ScriptCategory.MoveVolatile, "fire_grass_pledge")]
+public class FireGrassPledgeMove : Script
+{
+    /// <inheritdoc />
+    public override void ChangeMove(IMoveChoice choice, ref StringKey moveName)
+    {
+        moveName = "fire_pledge";
+    }
+
+    /// <inheritdoc />
+    public override void ChangeBasePower(IExecutingMove move, IPokemon target, byte hit, ref ushort basePower)
+    {
+        basePower = 150;
+    }
+
+    /// <inheritdoc />
+    public override void OnSecondaryEffect(IExecutingMove move, IPokemon target, byte hit)
+    {
+        target.BattleData?.BattleSide.VolatileScripts.Add(new SeaOfFireEffect());
+    }
+}