Add Comparision Map

app.py

@@ -468,10 +468,16 @@ def generate_comparison_maps(geometry_json, selected_index, selected_years, evi_
         start_date = f"{year}-{start_month:02d}-{start_day:02d}"
         end_date = f"{year}-{end_month:02d}-{end_day:02d}"
 
-        collection = (ee.ImageCollection("COPERNICUS/S2_SR_HARMONIZED")
+        collection = (
+            ee.ImageCollection("COPERNICUS/S2_SR_HARMONIZED")
             .filterDate(start_date, end_date)
             .filterBounds(ee_geometry)
-            .map(lambda img: add_indices(img, 'NIR', 'Red', 'Blue', 'Green', evi_vars)))
+            .select(
+                ["B2", "B3", "B4", "B8"],
+                ["Blue", "Green", "Red", "NIR"]
+            )
+            .map(lambda img: add_indices(img, 'NIR', 'Red', 'Blue', 'Green', evi_vars))
+        )
 
         if collection.size().getInfo() == 0:
             maps_html.append(f"<div style='text-align:center; padding-top: 50px;'>No data found for {year}.</div>")