Update .github/copilot-instructions.md

Co-authored-by: Konstantin Dinev <[email protected]>

Author: rkaraivanov

.github/copilot-instructions.md

@@ -48,7 +48,7 @@ export class {{ClassName}} {
 </section>
 ```
 
-When you update a component, be sure to put the logic in the ts file, the styles in the css file and the html template in the html file.
+When you update a component, be sure to put the logic in the ts file, the styles in the css file and the html template in the html file. When introducing a breaking change, always include a relevant migration schematic to migrate existing applications.
 
 ## Resources