fix: Sektions-Ueberschrift "Recherchebericht" statt "Analyse"

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/report_templates/report.html

@@ -121,7 +121,7 @@ tr:nth-child(even) { background: #f8f9fa; }
 </div>
 <!-- Lagebild -->
 <div class="section">
-    <h2>{% if incident.type == "research" %}Analyse{% else %}Lagebild{% endif %}</h2>
+    <h2>{% if incident.type == "research" %}Recherchebericht{% else %}Lagebild{% endif %}</h2>
     {% if lagebild_timestamp %}<p style="font-size:9pt;color:#888;margin-bottom:10px;">Aktualisiert: {{ lagebild_timestamp }}</p>{% endif %}
     <div class="lagebild-content">{{ lagebild_html | safe }}</div>
 </div>