Adds more abilities

Plugins/PkmnLib.Plugin.Gen7/Scripts/Abilities/Corrosion.cs

@@ -0,0 +1,13 @@
+namespace PkmnLib.Plugin.Gen7.Scripts.Abilities;
+
+/// <summary>
+/// Corrosion is an ability that allows the Pokémon to poison Steel-type and Poison-type Pokémon.
+/// This ability bypasses the natural immunity these types have to poison status.
+/// 
+/// <see href="https://bulbapedia.bulbagarden.net/wiki/Corrosion_(Ability)">Bulbapedia - Corrosion</see>
+/// </summary>
+[Script(ScriptCategory.Ability, "corrosion")]
+public class Corrosion : Script
+{
+    // TODO: Implement Corrosion ability logic
+}