Update app.py

app.py

@@ -303,7 +303,7 @@ class BiomassPredictorApp:
                     fig, (ax1, ax2) = plt.subplots(1, 2, figsize=(16, 8))
                     
                     # Prepare RGB image using bands 4,3,2 (0-indexed: 3,2,1)
-                    rgb_bands = [4, 3, 2]  # Using 4,3,2 for RGB (0-indexed)
+                    rgb_bands = [3, 2, 1]  # Using 4,3,2 for RGB (0-indexed)
                     
                     if image.shape[0] >= 5:  # Ensure we have enough bands (need at least 5 for 0-indexed band 4)
                         # Create RGB image