fmeshsync fix with synology,vm's and lxc

app/templates/base.html

@@ -14,7 +14,7 @@
   --am-warning:{{ colors.get('warning_color', '#d97706') }};
   --am-danger:{{ colors.get('danger_color', '#b42318') }};
 }
-</style><script>(()=>{try{if(localStorage.getItem('assetmanager.sidebar.collapsed')==='true')document.documentElement.classList.add('sidebar-collapsed-preset')}catch(_){}})();</script><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>{{ title or general.get('title', 'AssetManager') }}</title>{% set favicon_path = general.get('favicon') or general.get('logo') %}{% if favicon_path %}<link rel="icon" href="{{ favicon_path }}">{% endif %}<link rel="stylesheet" href="/static/css/app.css?v={{ application_version() }}"><link rel="stylesheet" href="/custom.css"></head><body{% if request and request.url.path == '/assets' %} class="asset-list-scroll-page"{% endif %} data-record-count-template="{{ t('lists.record_count', 'Angezeigt: {visible} von {total} Datensätzen')|e }}" data-record-count-title="{{ t('lists.record_count_hint', 'Die Anzeige berücksichtigt die aktuell gesetzten Tabellenfilter.')|e }}" data-filter-active-label="{{ t('lists.filter_active', 'Filter aktiv')|e }}" data-filters-active-template="{{ t('lists.filters_active', '{count} Filter aktiv')|e }}" data-filter-status-template="{{ t('lists.filter_status', 'Gefiltert: {visible} von {total} Datensätzen')|e }}" data-clear-filters-label="{{ t('lists.clear_filters', 'Filter zurücksetzen')|e }}" data-persist-browser-state="{{ 'true' if session_user and session_user.persist_browser_state else 'false' }}" data-toast-position="{{ session_user.toast_position if session_user else 'top-right' }}" data-toast-duration="{{ session_user.toast_duration_seconds if session_user else 6 }}">
+</style><script>(()=>{try{if(localStorage.getItem('assetmanager.sidebar.collapsed')==='true')document.documentElement.classList.add('sidebar-collapsed-preset')}catch(_){}})();</script><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>{{ title or general.get('title', 'AssetManager') }}</title>{% set favicon_path = general.get('favicon') or general.get('logo') %}{% if favicon_path %}<link rel="icon" href="{{ favicon_path }}">{% endif %}<link rel="stylesheet" href="/static/css/app.css?v={{ application_version() }}"><link rel="stylesheet" href="/custom.css"></head><body{% if request and request.url.path == '/assets' %} class="asset-list-scroll-page"{% endif %} data-record-count-template="{{ t('lists.record_count', 'Angezeigt: {visible} von {total} Datensätzen')|e }}" data-record-count-title="{{ t('lists.record_count_hint', 'Die Anzeige berücksichtigt die aktuell gesetzten Tabellenfilter.')|e }}" data-filter-active-label="{{ t('lists.filter_active', 'Filter aktiv')|e }}" data-filters-active-template="{{ t('lists.filters_active', '{count} Filter aktiv')|e }}" data-filter-status-template="{{ t('lists.filter_status', 'Gefiltert: {visible} von {total} Datensätzen')|e }}" data-clear-filters-label="{{ t('lists.clear_filters', 'Filter zurücksetzen')|e }}" data-row-number-label="{{ t('lists.row_number', 'Zeilennummer')|e }}" data-row-number-resize-label="{{ t('lists.row_number_resize', 'Ziehen, um die Breite der Nummernspalte zu ändern')|e }}" data-column-resize-label="{{ t('lists.column_resize', 'Ziehen, um die Spaltenbreite zu ändern')|e }}" data-persist-browser-state="{{ 'true' if session_user and session_user.persist_browser_state else 'false' }}" data-toast-position="{{ session_user.toast_position if session_user else 'top-right' }}" data-toast-duration="{{ session_user.toast_duration_seconds if session_user else 6 }}">
 <header class="main-header">
 <a class="brand" href="/">{% if general.get('logo') %}<img src="{{ general.get('logo') }}" alt="Logo">{% endif %}<span>{{ general.get('title', 'AssetManager') }}</span>{% if general.get('company_name') %}<span class="brand-company">– {{ general.get('company_name') }}</span>{% endif %}</a>
 
@@ -33,6 +33,12 @@
 <details class="language-menu"><summary>🌐 {{ current_language|upper }} ▾</summary><div class="user-menu-panel">{% for language in available_languages() %}<form method="post" action="/profile/language"><input type="hidden" name="language_code" value="{{ language.code }}"><input type="hidden" name="next_url" value="{{ request.url.path }}{% if request.url.query %}?{{ request.url.query }}{% endif %}"><button type="submit" class="menu-button{% if language.code == current_language %} active{% endif %}">{{ language.native_name }}</button></form>{% endfor %}</div></details>
 <details class="user-menu"><summary>👤 {{ session_user.display_name if session_user else t('app.guest') }} ▾</summary><div class="user-menu-panel">{% if session_user %}<a href="/profile">{{ t('app.profile') }}</a><a href="/logout">{{ t('app.logout') }}</a>{% else %}{% if auth.get('mode', 'none') == 'none' %}<span class="muted">Authentication disabled</span>{% endif %}<a href="/login">{{ t('app.login') }}</a>{% endif %}</div></details></div>
 </header>
+{% if auth.get('mode', 'none') == 'none' %}
+<div class="authentication-disabled-banner" role="status">
+  <strong>⚠ {{ t('auth.disabled_banner_title') }}</strong>
+  <span>{{ t('auth.disabled_banner_text') }}</span>
+</div>
+{% endif %}
 <dialog id="about-dialog" class="about-dialog">
   <form method="dialog">
     <div class="dialog-heading">
@@ -99,7 +105,7 @@
   {% endif %}
 </aside>
 <main class="app-content">{% block content %}{% endblock %}</main>
-</div><div id="toast-container" class="toast-container" aria-live="polite"></div><script src="/static/js/local-time.js"></script><script src="/static/js/browser-state.js?v={{ app_version }}"></script><script src="/static/js/table-tools.js?v={{ app_version }}"></script><script src="/static/js/list-tools.js"></script><script src="/static/js/asset-columns.js"></script><script src="/static/js/asset-duplicates.js"></script><script src="/static/js/toasts.js"></script><script>
+</div><div id="toast-container" class="toast-container" aria-live="polite"></div><script src="/static/js/local-time.js"></script><script src="/static/js/browser-state.js?v={{ app_version }}"></script><script src="/static/js/table-tools.js?v={{ app_version }}"></script><script src="/static/js/list-tools.js?v={{ app_version }}"></script><script src="/static/js/asset-columns.js?v={{ app_version }}"></script><script src="/static/js/asset-duplicates.js?v={{ app_version }}"></script><script src="/static/js/toasts.js"></script><script>
 (() => {
   document.addEventListener('keydown', event => {
     if (!(event.ctrlKey || event.metaKey) || event.key.toLowerCase() !== 's') return;