docs: post a merger notice

Author: rr-

README.md

@@ -7,5 +7,14 @@ TR2X is an open-source decompilation project for Tomb Raider 2, created as a
 sequel to the successful [TR1X](https://github.com/LostArtefacts/TR1X/) project
 for Tomb Raider 1.
 
-> [!WARNING]
-> As of October 2024, this repository has been merged to [TRX](https://github.com/LostArtefacts/TRX). Please follow the continued development there.
+> [!NOTE]
+> As of October 2024, this repository has been merged into the [TRX project](https://github.com/LostArtefacts/TRX). We invite you to join us at our new home.
+>
+> #### What you need to know
+>
+> - **Rationale**: This decision aims to simplify development, particularly feature and improvement sharing with TR1X.
+> - **Repository Access**: This repository is archived. Future development and contributions will occur in the TRX project.
+> - **Contributions**: Please submit issues, pull requests, and discussions to the TRX repository.
+> - **Documentation**: Find all updated documentation and resources in the TRX repository.
+>
+> The LostArtefacts Team