Add all missing docs

PkmnLib.Dynamic/Models/BattleChoiceQueue.cs

@@ -16,6 +16,10 @@ public class BattleChoiceQueue : IDeepCloneable
 {
     private readonly ITurnChoice?[] _choices;
     private int _currentIndex;
+
+    /// <summary>
+    /// Returns the last choice that was executed.
+    /// </summary>
     public ITurnChoice? LastRanChoice { get; private set; }
 
     /// <inheritdoc cref="BattleChoiceQueue"/>
@@ -122,9 +126,15 @@ public class BattleChoiceQueue : IDeepCloneable
 
     internal IReadOnlyList<ITurnChoice?> GetChoices() => _choices;
 
+    /// <summary>
+    /// This returns the first choice that matches the predicate, or null if none was found.
+    /// </summary>
     public ITurnChoice? FirstOrDefault(Func<ITurnChoice, bool> predicate) =>
         _choices.Skip(_currentIndex).WhereNotNull().FirstOrDefault(predicate);
 
+    /// <summary>
+    /// Removes a choice from the queue.
+    /// </summary>
     public void Remove(ITurnChoice choice)
     {
         var index = Array.FindIndex(_choices, _currentIndex, x => x == choice);