Coerce AI to try to fix validation errors

Author: freekh

packages/ui/spa/hooks/useAI.ts

@@ -641,6 +641,8 @@ Never tell the user to navigate manually — offer to navigate for them instead.
 Never ask the user to apply changes themselves. Instead:
 - For images, files, or rich text: navigate to the relevant location and explain what to do there.
 - For errors you cannot fix: explain clearly and ask the user for clarification.
+- If there is a validation error after a change, try to fix it.
+
 
 ## When user asks to create something they usually want you to create patches
 THIS IS IMPORTANT: If it is not possible to create something (for example: user wants a blog article but there are no blog pages), asks for clarification.