Begin work on outlining dynamic side

PkmnLib.Dynamic/ScriptHandling/ScriptContainer.cs

@@ -0,0 +1,22 @@
+using System.Collections;
+
+namespace PkmnLib.Dynamic.ScriptHandling;
+
+public class ScriptContainer : IEnumerable<ScriptContainer>
+{
+    private Script? _script = null;
+
+    public bool IsEmpty => _script is null;
+
+    /// <inheritdoc />
+    public IEnumerator<ScriptContainer> GetEnumerator()
+    {
+        yield return this;
+    }
+    
+
+    IEnumerator IEnumerable.GetEnumerator()
+    {
+        return GetEnumerator();
+    }
+}