setting default date to the begining of the year

visualization/app.py

@@ -8,6 +8,7 @@ import streamlit as st
 import sys
 from pathlib import Path
 import json
+from datetime import date
 
 # Add parent directory to path
 parent_dir = Path(__file__).resolve().parent
@@ -130,10 +131,13 @@ def main():
             max_date = dashboard_df['comment_timestamp'].max().date()
 
             prev_range = prev.get('date_range')
-            default_range = (
-                (prev_range[0], prev_range[1]) if prev_range and len(prev_range) == 2
-                else (min_date, max_date)
-            )
+            # default_range = (
+            #     (prev_range[0], prev_range[1]) if prev_range and len(prev_range) == 2
+            #     else (min_date, max_date)
+            # )
+
+            default_range= (date(2026, 1, 1), max_date)  # year, month, day
+
             date_range = st.date_input(
                 "Date Range",
                 value=default_range,