feat: switch to Scattergl for improved performance in P wave marker rendering

app.py

@@ -677,7 +677,7 @@ def plot_waveform(st, selected_stations, first_pick, duration):
     # 繪製 P 波標記
     if p_wave_markers_in:
         p_times_in, p_dists_in, p_names_in = zip(*p_wave_markers_in)
-        fig.add_trace(go.Scatter(
+        fig.add_trace(go.Scattergl(
             x=p_times_in,
             y=p_dists_in,
             mode='markers',
@@ -690,7 +690,7 @@ def plot_waveform(st, selected_stations, first_pick, duration):
 
     if p_wave_markers_out:
         p_times_out, p_dists_out, p_names_out = zip(*p_wave_markers_out)
-        fig.add_trace(go.Scatter(
+        fig.add_trace(go.Scattergl(
             x=p_times_out,
             y=p_dists_out,
             mode='markers',