ISEPOS-2373 Simplify code

src/seismic_hazard_forecasting.py

@@ -468,16 +468,6 @@ verbose: {verbose}")
         else:
             iml_grid_prep = iml_grid_raw
 
-        # TODO Remove. Saving coordinates to
-        # north, south = lat.max(), lat.min()
-        # east,  west  = lon.max(), lon.min()
-        # bbox_json = {"south": float(south), "west": float(west),
-        #              "north": float(north), "east": float(east)}
-        # with open("overlay_bounds.json", "w", encoding="utf‑8") as fh:
-        #     json.dump(bbox_json, fh, indent=2)
-        #
-        # logger.info(f"Saved bbox to overlay_bounds.json → {bbox_json}")
-
         for j in range(0, len(products)):
             vmin = min(x for x in iml_grid_prep[j] if x is not np.nan)
             vmax = max(x for x in iml_grid_prep[j] if x is not np.nan)
@@ -528,16 +518,8 @@ verbose: {verbose}")
 
             root = tree.getroot()
 
-            # Remove any existing <metadata> tags
-            for old_meta in root.findall("{http://www.w3.org/2000/svg}metadata"):
-                root.remove(old_meta)
-
-            # Add new <metadata> element with the bounding box JSON
-            meta_elem = ET.SubElement(root, "metadata")
-            meta_elem.text = json.dumps(bbox_dict)
-
             # (Optional) Also store the bounding box as a data attribute for quick access
-            root.set("data-bbox", json.dumps(bbox_dict))
+            root.set("data-map-bounds", json.dumps(bbox_dict))
             tree.write(svg_path, encoding="utf-8", xml_declaration=True)
             logger.info(f"Embedded bbox into {svg_path} → {bbox_dict}")
 
@@ -546,7 +528,6 @@ verbose: {verbose}")
             # -----------------------------------------
 
             # Make the color bar
-
             cmap_name = 'viridis'
             width = 50
             height = 500