Fix beard/mustache editing - clarify that negative values add facial hair

app.py

@@ -107,9 +107,9 @@ ATTRIBUTE_MAP: Dict[str, Tuple[str, Tuple[float, float]]] = {
 
     # Facial hair
     # trimmed_beard removes beard for positive power; use negative to add
-    "Beard": ("trimmed_beard", (-30.0, 30.0)),
+    "Beard": ("trimmed_beard", (-30.0, 30.0)),  # Negative values ADD beard
     # goatee removes goatee for positive; negative tends to add
-    "Mustache/Goatee": ("goatee", (-7.0, 7.0)),
+    "Mustache/Goatee": ("goatee", (-7.0, 7.0)),  # Negative values ADD goatee
 
     # Accessories & cosmetics
     "Glasses": ("fs_glasses", (-20.0, 30.0)),
@@ -177,7 +177,12 @@ def build_ui() -> gr.Blocks:
         gr.Markdown("""
         **StyleFeatureEditor – Facial Attribute Editing**  
         Upload a face and apply edits like smile, age, beard, hair style/color, glasses, and makeup.  
-        Tip: For Beard/Goatee, negative strength tends to add facial hair.
+        
+        **Tips:**
+        - **Beard/Goatee**: Use **negative values** to ADD facial hair, positive values to remove
+        - **Smile**: Positive values add smile, negative values remove smile
+        - **Age**: Positive values make older, negative values make younger
+        - **Glasses**: Positive values add glasses, negative values remove glasses
         """)
 
         with gr.Row():