Update app.py

app.py

@@ -84,6 +84,11 @@ def highlight_visual_changes(img1, img2, mask, start_position):
 
     return overlay, visual_changes, position_counter
 
+# Sanitize text for PDF compatibility
+def sanitize_text(text):
+    """Sanitize text for FPDF by replacing unsupported characters."""
+    return text.encode('latin-1', errors='replace').decode('latin-1')
+
 # Generate visual changes report
 def generate_visual_report(original_images, edited_images, combined_images, visual_changes):
     output_path = "outputs/visual_changes.pdf"