chore:update graphs y axis

app.py

@@ -1354,12 +1354,12 @@ def create_combined_roi_time_series_graph(df):
         )
     )
     
-    # Update y-axis with autoscaling for ROI to fit the actual data range
+    # Update y-axis with clipping at -5
     fig.update_yaxes(
         showgrid=True, 
         gridwidth=1, 
         gridcolor='rgba(0,0,0,0.1)',
-        autorange=True,  # Enable autoscaling to fit the actual data range
+        range=[-5, 10],  # Clip bottom at -5, reasonable top at 10
         tickformat=".1f",  # Format tick labels with 1 decimal place for better precision
         tickfont=dict(size=14, family="Arial, sans-serif", color="black", weight="bold"),  # Adjusted font size
         title=None  # Remove the built-in axis title since we're using annotations
@@ -2132,13 +2132,12 @@ def create_combined_time_series_graph(df):
         )
     )
     
-    # Update y-axis with autoscaling
+    # Update y-axis with clipping at -50
     fig.update_yaxes(
         showgrid=True, 
         gridwidth=1, 
         gridcolor='rgba(0,0,0,0.1)',
-        # Use autoscaling instead of fixed range
-        autorange=True,  # Enable autoscaling to fit the data
+        range=[-50, 200],  # Clip bottom at -50, reasonable top at 200
         tickformat=".2f",  # Format tick labels with 2 decimal places
         tickfont=dict(size=14, family="Arial, sans-serif", color="black", weight="bold"),  # Adjusted font size
         title=None  # Remove the built-in axis title since we're using annotations