add report link

app.py

@@ -133,6 +133,8 @@ Points to note for pseudo-3D rotation: When performing pseudo-3D rotation on the
 - "R + click" to **repair**
 
 When using Q, X, C, R, pressing and dont release until the operation is complete.
+
+[Contact us for feature requests or bug reports (anonymous)](https://t.co/UC3jJOJJtS)
 """)
 
   width.change(fn=None, inputs=[width], _js="(w) => { resizeCanvas(w,null); }")