fix: normalize checkbox value and improve UI layout

- Normalize checkbox 'on' value to boolean true in settings
- Change Payment Data layout to flex-nowrap for horizontal display
- Replace membership fee type dropdown with display-only view
- Fix tests to use correct button selectors and switch to membership fees tab

test/mv_web/live/membership_fee_type_live/form_test.exs

@@ -11,7 +11,7 @@ defmodule MvWeb.MembershipFeeTypeLive.FormTest do
 
   require Ash.Query
 
-  setup do
+  setup %{conn: conn} do
     # Create admin user
     {:ok, user} =
       Mv.Accounts.User
@@ -21,8 +21,8 @@ defmodule MvWeb.MembershipFeeTypeLive.FormTest do
       })
       |> Ash.create()
 
-    conn = log_in_user(build_conn(), user)
-    %{conn: conn, user: user}
+    authenticated_conn = conn_with_password_user(conn, user)
+    %{conn: authenticated_conn, user: user}
   end
 
   # Helper to create a membership fee type

test/mv_web/live/membership_fee_type_live/index_test.exs

@@ -11,7 +11,7 @@ defmodule MvWeb.MembershipFeeTypeLive.IndexTest do
 
   require Ash.Query
 
-  setup do
+  setup %{conn: conn} do
     # Create admin user
     {:ok, user} =
       Mv.Accounts.User
@@ -21,8 +21,8 @@ defmodule MvWeb.MembershipFeeTypeLive.IndexTest do
       })
       |> Ash.create()
 
-    conn = log_in_user(build_conn(), user)
-    %{conn: conn, user: user}
+    authenticated_conn = conn_with_password_user(conn, user)
+    %{conn: authenticated_conn, user: user}
   end
 
   # Helper to create a membership fee type