Move language select JavaScript to lang-select.js

photo21/static/lang-select.js

@@ -0,0 +1,8 @@
+// This file is part of photo21
+// Copyright (C) 2022  Amicale des élèves de l'ENS Paris-Saclay
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+// On language selection, submit form
+document.getElementsByName("language")[0].addEventListener("change", (e) => {
+    e.target.form.submit();
+});