Add all files with LFS support

components.py

@@ -200,8 +200,8 @@ def render_dataset_metadata(
     st.markdown("### Dataset Metadata")
     st.markdown(f"**Total Records:** {metadata['total_records']:,}")
 
-    current_start = st.session_state.get("start_date", min_date)
-    current_end = st.session_state.get("end_date", max_date)
+    current_start = st.session_state.get("start_date") or min_date
+    current_end = st.session_state.get("end_date") or max_date
 
     date_range_text = f"**Date Range:** {current_start.strftime('%Y-%m-%d')} to {current_end.strftime('%Y-%m-%d')}"
     st.markdown(date_range_text)