Order events when sending to frontend

backend/lib/db/budget.ex

@@ -22,10 +22,12 @@ defmodule WeekBudget.DB.Budget do
   """
   @spec get_by_secret(String.t()) :: __MODULE__.t() | nil
   def get_by_secret(secret) do
+    events_q = from(e in WeekBudget.DB.Event, order_by: [desc: e.at])
+
     from(w in __MODULE__,
       where: w.secret == ^secret,
       select: [:secret, :amount],
-      preload: [:events]
+      preload: [events: ^events_q]
     )
     |> WeekBudget.DB.Repo.one()
   end