- Partner model additions

- menu changes to allow for partners
- partner views and forms now in partner_forms.py and partner_views.py
- Introduction of services layer
- Allow all configuration to handle partner configurations, and adaptation of caching to allow for this

eveai_app/errors.py

@@ -56,13 +56,13 @@ def attribute_error_handler(error):
     # Handle the SQLAlchemy relationship error specifically
     if "'str' object has no attribute '_sa_instance_state'" in error_msg:
         flash('Database relationship error. Please check your form inputs and try again.', 'error')
-        return render_template('errors/500.html',
+        return render_template('error/500.html',
                                error_type="Relationship Error",
                                error_details="A string value was provided where a database object was expected."), 500
 
     # Handle other AttributeErrors
     flash('An application error occurred. The technical team has been notified.', 'error')
-    return render_template('errors/500.html',
+    return render_template('error/500.html',
                            error_type="Attribute Error",
                            error_details=error_msg), 500
 
@@ -70,7 +70,7 @@ def attribute_error_handler(error):
 def general_exception(e):
     current_app.logger.error(f"Unhandled Exception: {e}", exc_info=True)
     flash('An application error occurred. The technical team has been notified.', 'error')
-    return render_template('errors/500.html',
+    return render_template('error/500.html',
                            error_type=type(e).__name__,
                            error_details=str(e)), 500