Use consistent naming

app/routes/landing.py

@@ -2,10 +2,10 @@
 from flask import Blueprint, render_template, current_app
 from app.models.product import Product
 
-landing_bp = Blueprint('landing', __name__)
+bp = Blueprint('landing', __name__)
 
 
-@landing_bp.route('/')
+@bp.route('/')
 def index():
     """Landing page showing all active products for feedback submission