A first draft by Sang can be found at https://wiki.magnolia-cms.com/pages/viewpage.action?spaceKey=~sang.ngo&title=Migrate+an+app+to+new+framework. Sang, Roman and Simon are collecting feedback from the Services and Support teams before the draft is finalized and handed over to DOCS.

For Sang's workshop on migrating apps, see the Zoom recording and presentation slides at https://drive.google.com/drive/folders/1GU_Kf5vWvrj2ZPeNEQUSBIoi7ghIJwz2.