Add JSDoc documentation and file headers to all source files

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/views/AccountManagement/ModalAccountEditCreate.vue

@@ -182,6 +182,16 @@
 </template>
 
 <script setup>
+// The Lucia project.
+// Copyright 2024-2026 DSP, inc.  All rights reserved.
+// Authors:
+//   cindy.chang@dsp.im (Cindy Chang), 2024/5/30
+/**
+ * @module views/AccountManagement/ModalAccountEditCreate Modal
+ *   for creating new accounts or editing existing accounts with
+ *   username, name, password fields and validation.
+ */
+
 import { computed, ref, watch } from 'vue';
 import i18next from "@/i18n/i18n.js";
 import { useModalStore } from '@/stores/modal';