remove only redundant make_celery function

Author: douglowe

app/__init__.py

@@ -8,7 +8,6 @@
 
 from apiflask import APIFlask
 
-from app.celery_worker import make_celery, celery
 from app.ro_crates.routes import v1_post_bp, v1_get_bp
 from app.utils.config import DevelopmentConfig, ProductionConfig, make_celery
 

app/celery_worker.py

@@ -5,42 +5,6 @@
 # Copyright (c) 2025 eScience Lab, The University of Manchester
 
 from celery import Celery
-from flask import Flask
-
-
-def make_celery(app: Flask = None) -> Celery:
-    """
-    Create and configure a Celery instance using Flask configuration.
-
-    :param app: The Flask application. Configuration will be used to initialise Celery.
-    :return: Celery: A configured Celery instance.
-    :raises ValueError: If the Flask configuration values are not provided.
-    """
-    if not app:
-        raise ValueError(
-            "A Flask application instance must be provided to configure Celery."
-        )
-
-    if "CELERY_RESULT_BACKEND" not in app.config:
-        raise ValueError(
-            "Missing configuration: 'CELERY_RESULT_BACKEND' is not defined in the Flask app config."
-        )
-
-    if "CELERY_BROKER_URL" not in app.config:
-        raise ValueError(
-            "Missing configuration: 'CELERY_BROKER_URL' is not defined in the Flask app config."
-        )
-
-    celery_instance = Celery(
-        app.import_name,
-        backend=app.config["CELERY_RESULT_BACKEND"],
-        broker=app.config["CELERY_BROKER_URL"],
-    )
-
-    if app:
-        celery_instance.conf.update(app.config)
-
-    return celery_instance
 
 
 celery = Celery()