Release v0.5.1: namespace integrity, dashboard parity and QR hardening

templates/health.html

@@ -7,6 +7,38 @@
 {% block header_title %}System Health Dashboard{% endblock %}
 
 {% block content %}
+{% if !registry_errors.is_empty() || !registry_warnings.is_empty() %}
+<div style="display: grid; grid-template-columns: 1fr; gap: 1rem; margin-bottom: 1.5rem;">
+    {% if !registry_errors.is_empty() %}
+    <div class="card" style="border: 1px solid var(--dead-color); background-color: rgba(220, 53, 69, 0.1); padding: 1.5rem;">
+        <h3 style="font-size: 1.15rem; color: var(--dead-color); display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; margin-top: 0;">
+            <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z"/><line x1="12" y1="9" x2="12" y2="13"/><line x1="12" y1="17" x2="12.01" y2="17"/></svg>
+            Global Registry Errors (Action Required)
+        </h3>
+        <ul style="margin: 0; padding-left: 1.5rem; color: var(--text-primary); display: flex; flex-direction: column; gap: 0.25rem;">
+            {% for err in registry_errors %}
+                <li>{{ err }}</li>
+            {% endfor %}
+        </ul>
+    </div>
+    {% endif %}
+
+    {% if !registry_warnings.is_empty() %}
+    <div class="card" style="border: 1px solid #ffc107; background-color: rgba(255, 193, 7, 0.1); padding: 1.5rem;">
+        <h3 style="font-size: 1.15rem; color: #ffc107; display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; margin-top: 0;">
+            <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z"/><line x1="12" y1="9" x2="12" y2="13"/><line x1="12" y1="17" x2="12.01" y2="17"/></svg>
+            Global Registry Warnings (Attention Needed)
+        </h3>
+        <ul style="margin: 0; padding-left: 1.5rem; color: var(--text-primary); display: flex; flex-direction: column; gap: 0.25rem;">
+            {% for warn in registry_warnings %}
+                <li>{{ warn }}</li>
+            {% endfor %}
+        </ul>
+    </div>
+    {% endif %}
+</div>
+{% endif %}
+
 <div style="display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; align-items: start; margin-bottom: 1.5rem;">
     <!-- DB Health Report -->
     <div class="card" style="padding: 0; overflow: hidden;">