Update app.py

app.py

@@ -208,7 +208,7 @@ with gr.Tab("Single agent (v1–v3)"):
         img = draw_grid(3, mask, title="Single Agent", subtitle="Gold cell shows current position")
         return img, res["predictive_rate"], res["error"]
 
-    run.click(run_single, inputs=[obstacle, steps], outputs=[grid_img, pr_out, err_out])
+        run.click(run_single, inputs=[obstacle, steps], outputs=[grid_img, pr_out, err_out])
 
 # v4 S-Equation
 with gr.Tab("S-Equation (v4)"):