✨ Add choropleth map to Threat Perception chart

Author: akfave99

docs/chart1-supplier-influence.html

@@ -289,7 +289,8 @@ def main():
     # Chart 0: Threat Perception (no filters needed)
     print("📊 Chart 0: Threat Perception Analysis")
     try:
-        fig = create_threat_density_map()
+        fig_chart = create_threat_density_map()
+        fig = combine_choropleth_with_chart(fig_chart, "Threat Perception Analysis")
         html = fig.to_html(include_plotlyjs='cdn')
         wrapped = wrap_with_filters_and_nav(html, "threat", "Threat Perception Analysis")
         with open("threat-perception-analysis.html", "w") as f: