<%= gettext "New game" %>
<%= form_for @changeset, game_path(@conn, :create), [class: "create-game"],
fn form -> %>
<%= label form, :opponent_id %>
<%= select form,
:opponent_id,
@opponents,
prompt: gettext("Choose an opponent") %>
<%= error_tag form, :opponent_id %>
<%= submit gettext("Create game"), class: "button" %>
<% end %>