More moves implemented

Plugins/PkmnLib.Plugin.Gen7/Scripts/Battle/FairyLockEffect.cs

@@ -0,0 +1,27 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Battle;
+
+[Script(ScriptCategory.Battle, "fairy_lock")]
+public class FairyLockEffect : Script
+{
+    private int _turns = 1;
+    
+    /// <inheritdoc />
+    public override void PreventSelfRunAway(IFleeChoice choice, ref bool prevent)
+    {
+        prevent = true;
+    }
+
+    /// <inheritdoc />
+    public override void PreventSelfSwitch(ISwitchChoice choice, ref bool prevent)
+    {
+        prevent = true;
+    }
+
+    /// <inheritdoc />
+    public override void OnEndTurn(IBattle battle)
+    {
+        if (_turns <= 0) 
+            RemoveSelf();
+        _turns--;
+    }
+}