Add Waitress but needs work.

start_api_waitress.py

@@ -0,0 +1,12 @@
+# run.py from https://www.devdungeon.com/content/run-python-wsgi-web-app-waitress
+import os
+from waitress import serve
+from api_app import api_app  # Import your app
+
+# Run from the same directory as this script
+this_files_dir = os.path.dirname(os.path.abspath(__file__))
+os.chdir(this_files_dir)
+
+# `url_prefix` is optional, but useful if you are serving app on a sub-dir
+# behind a reverse-proxy.
+serve(api_app, host='127.0.0.1', port=5000)