frontend error management enhancement

app/templates/shop/errors/429.html

@@ -0,0 +1,41 @@
+{% extends "shop/errors/base.html" %}
+
+{% block icon %}⏱️{% endblock %}
+
+{% block title %}429 - Please Slow Down{% endblock %}
+
+{% block content %}
+{% if vendor and theme and theme.branding and theme.branding.logo %}
+<img src="{{ theme.branding.logo }}" alt="{{ vendor.name }}" class="vendor-logo">
+{% endif %}
+
+<div class="error-icon">⏱️</div>
+<div class="status-code">429</div>
+<div class="status-name">Please Slow Down</div>
+<div class="error-message">
+    You're browsing a bit too fast! Please wait a moment before continuing.
+</div>
+
+{% if details and details.retry_after %}
+<div style="margin: 1.5rem 0; padding: 1rem; background: #fef3c7; border-radius: 0.75rem;">
+    <p style="color: #92400e; font-weight: 600;">
+        Please wait {{ details.retry_after }} seconds
+    </p>
+</div>
+{% endif %}
+
+<div class="action-buttons">
+    <a href="javascript:location.reload()" class="btn btn-primary">Try Again</a>
+    <a href="/" class="btn btn-secondary">Go to Home</a>
+</div>
+
+<div class="support-link">
+    Questions? <a href="/contact">Contact us</a>
+</div>
+
+{% if vendor %}
+<div class="vendor-info">
+    {{ vendor.name }}
+</div>
+{% endif %}
+{% endblock %}