Put users lookup in request context

inventory-app/inventory.py

@@ -11,7 +11,7 @@ from wtforms.form import Form
 from wtforms.validators import Length
 
 import const
-from common import CustomForm, build_query, flatten, format_name, spam, users_lookup
+from common import CustomForm, build_query, flatten, format_name, spam
 from oidc import page_oidc, login_required, read_user, do_login
 
 page_inventory = Blueprint("inventory", __name__)
@@ -31,7 +31,7 @@ def view_inventory_view(item_id):
 
 def fetch_members_select():
     choices = [(None, None)]
-    for username, user in users_lookup.items():
+    for username, user in g.users_lookup.items():
         choices.append((username, user.display_name or username))
     choices = list(set(choices))
     choices = sorted(choices, key = lambda k: k[1] or "")