set incident catefory

src/streamlit_app.py

@@ -342,6 +342,9 @@ def render_chart(
             if color_col:
                 df_plot_copy = df_plot.copy()
 
+                if active_incident_col is not None:
+                    x_col = "_incident_label"
+
                 if df_plot_copy.duplicated(subset=[x_col, color_col]).any():
                     df_plot_copy[y_col] = (
                         df_plot_copy.groupby([x_col, color_col])[y_col]