Begin work on outlining dynamic side

PkmnLib.Dynamic/StaticHelpers.cs

@@ -0,0 +1,15 @@
+namespace PkmnLib.Dynamic;
+
+public static class StaticHelpers
+{
+    /// <summary>
+    /// A function to get the current date and time. This can be replaced in cases where the date and time
+    /// may not be the same as the system time.
+    /// </summary>
+    public static Func<DateTime> DateTimeProvider { get; set; } = () => DateTime.Now;
+    
+    /// <summary>
+    /// Get the current date and time.
+    /// </summary>
+    public static DateTime GetCurrentDateTime() => DateTimeProvider();
+}