Setup: add setup specific requirements

setup.py

@@ -3,6 +3,16 @@ import shutil
 import sys
 import sysconfig
 from pathlib import Path
+
+import ModuleUpdate
+# I don't really want to have another root directory file for a single requirement, but this special case is also jank.
+# Might move this into a cleaner solution when I think of one.
+with open("freeze_requirements.txt", "w") as f:
+    f.write("cx-Freeze>=6.9\n")
+ModuleUpdate.requirements_files.add("freeze_requirements.txt")
+ModuleUpdate.requirements_files.add(os.path.join("WebHostLib", "requirements.txt"))
+ModuleUpdate.update()
+
 import cx_Freeze
 from kivy_deps import sdl2, glew
 from Utils import version_tuple