updating

app.py

@@ -64,10 +64,11 @@ min_ts, max_ts = get_timestamp_range()
 # --- Time range selection ---
 st.sidebar.header("Filter by Time Frame")
 if min_ts and max_ts:
-    start_datetime = st.sidebar.datetime_input("Start", min_ts, min_value=min_ts, max_value=max_ts)
-    end_datetime = st.sidebar.datetime_input("End", max_ts, min_value=min_ts, max_value=max_ts)
+    start_datetime = st.sidebar.slider("Start and End Time", min_value=min_ts, max_value=max_ts,
+                                        value=(min_ts, max_ts), format="YYYY-MM-DD HH:mm:ss")
+    start_ts, end_ts = start_datetime
 else:
-    start_datetime = end_datetime = None
+    start_ts = end_ts = None
 
 # --- Load GPS Data ---
 def load_gps_data(from_ts, to_ts):
@@ -80,8 +81,8 @@ def load_gps_data(from_ts, to_ts):
         return pd.DataFrame()
 
 gps_data = pd.DataFrame()
-if start_datetime and end_datetime:
-    gps_data = load_gps_data(start_datetime, end_datetime)
+if start_ts and end_ts:
+    gps_data = load_gps_data(start_ts, end_ts)
 
 # --- Display on Google Maps ---
 if not gps_data.empty: