Move entrypoint.sh into top-level to kickstart docker image building

scripts/entrypoint.sh

@@ -1,7 +0,0 @@
-#!/bin/sh
-# Process index.html.template to create index.html
-# Adjust the path if your template is located somewhere else
-envsubst < /templates/index.html.template > /templates/index.html
-
-# Start Gunicorn; using an environment variable for workers (default is 3)
-exec gunicorn --bind 0.0.0.0:8000 app:app --workers ${WORKERS:-3}