Update app.py

app.py

@@ -242,15 +242,17 @@ def track_plot(df, include_actual=True):
     x_lo, x_hi = float(x_series.min()), float(x_series.max())
     x_pad = 0.03 * (x_hi - x_lo if x_hi > x_lo else 1.0)
     xmin, xmax = x_lo - x_pad, x_hi + x_pad
-    tick0 = _nice_tick0(xmin, step=100)  # sensible first tick at left border
+    tick0 = _nice_tick0(xmin, step=100)
 
     fig = go.Figure()
+
     fig.add_trace(go.Scatter(
         x=df["UCS_Pred"], y=y, mode="lines",
         line=dict(color=COLORS["pred"], width=1.8),
         name="UCS_Pred",
         hovertemplate="UCS_Pred: %{x:.0f}<br>"+ylab+": %{y}<extra></extra>"
     ))
+
     if include_actual and TARGET in df.columns:
         fig.add_trace(go.Scatter(
             x=df[TARGET], y=y, mode="lines",
@@ -260,8 +262,10 @@ def track_plot(df, include_actual=True):
         ))
 
     fig.update_layout(
-        width=TRACK_W, height=TRACK_H, paper_bgcolor="#fff", plot_bgcolor="#fff",
-        margin=dict(l=72, r=18, t=36, b=48), hovermode="closest",
+        width=TRACK_W, height=TRACK_H,
+        paper_bgcolor="#fff", plot_bgcolor="#fff",
+        margin=dict(l=72, r=18, t=36, b=48),
+        hovermode="closest",
         font=dict(size=FONT_SZ),
         legend=dict(
             x=0.98, y=0.05, xanchor="right", yanchor="bottom",
@@ -269,36 +273,38 @@ def track_plot(df, include_actual=True):
         ),
         legend_title_text=""
     )
-fig.update_xaxes(
-    title_text="<b>UCS (psi)</b>",
-    title_font=dict(size=16),  # ⬅️ increase font size here
-    side="top", range=[xmin, xmax],
-    ticks="outside", tickformat=",.0f",
-    tickmode="auto", tick0=tick0,
-    showline=True, linewidth=1.2, linecolor="#444", mirror=True,
-    showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
-)
 
-fig.update_yaxes(
-    title_text=f"<b>{ylab}</b>",
-    title_font=dict(size=16),  # ⬅️ increase font size here
-    range=y_range,
-    ticks="outside",
-    showline=True, linewidth=1.2, linecolor="#444", mirror=True,
-    showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
-)
+    fig.update_xaxes(
+        title_text="<b>UCS (psi)</b>",
+        title_font=dict(size=16),
+        side="top", range=[xmin, xmax],
+        ticks="outside", tickformat=",.0f",
+        tickmode="auto", tick0=tick0,
+        showline=True, linewidth=1.2, linecolor="#444", mirror=True,
+        showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
+    )
+
+    fig.update_yaxes(
+        title_text=f"<b>{ylab}</b>",
+        title_font=dict(size=16),
+        range=y_range,
+        ticks="outside",
+        showline=True, linewidth=1.2, linecolor="#444", mirror=True,
+        showgrid=True, gridcolor="rgba(0,0,0,0.12)", automargin=True
+    )
 
     # Add a border rectangle to enclose the full figure space
-fig.add_shape(
-    type="rect",
-    xref="paper", yref="paper",
-    x0=0, y0=0, x1=1, y1=1,  # full canvas
-    line=dict(color="#000", width=1.5),
-    layer="below"
-)
+    fig.add_shape(
+        type="rect",
+        xref="paper", yref="paper",
+        x0=0, y0=0, x1=1, y1=1,
+        line=dict(color="#000", width=1.5),
+        layer="below"
+    )
 
     return fig
 
+
 # ---------- Preview modal (matplotlib) ----------
 def preview_tracks(df: pd.DataFrame, cols: list[str]):
     cols = [c for c in cols if c in df.columns]