feat(model-comparison): Przycisk 'Uruchom ponownie' symulację

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

templates/admin/model_comparison.html

@@ -329,6 +329,19 @@
     </div>
     {% endfor %}
 
+    <div style="text-align: center; margin-top: var(--spacing-xl);">
+        <button class="run-simulation-btn" onclick="runSimulation()" id="runBtn" style="background: var(--text-secondary);">
+            <svg width="16" height="16" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"/>
+            </svg>
+            Uruchom ponownie
+        </button>
+        <div class="loading-indicator" id="loadingIndicator">
+            <div class="spinner"></div>
+            <span>Generowanie odpowiedzi... (może potrwać do 2 minut)</span>
+        </div>
+    </div>
+
     <p class="timestamp">
         Wygenerowano: {{ generated_at }}
     </p>