Update app.py

app.py

@@ -93,12 +93,19 @@ COMPOSITION_PARAMS = {
        "Industriel":  "industrial atmosphere, raw and urban mood",
        "Naturel":  "natural atmosphere, organic and earthy mood"
    },
-   # Palette remains unchanged
-   # Define your palette options here as needed.
-   # Example:
-   # Palette: {
-   #     ...
-   # }
+   # Define the Palette options here
+   'Palette': {
+       'Monochrome': 'monochromatic color scheme',
+       'Contrasté': 'high contrast color palette',
+       'Pastel': 'soft pastel color palette',
+       'Terre': 'earthy color palette',
+       'Néon': 'neon color palette',
+       'Complémentaire': 'complementary color scheme',
+       'Analogique': 'analogous color scheme',
+       'Triadique': 'triadic color scheme',
+       'Tétradique': 'tetradic color scheme',
+       'Tons rompus': 'muted tones color palette'
+   }
 }
 
 class ImageGenerator: