chore: update todo list

.github/instructions/TODO.md

@@ -2,12 +2,6 @@
 
 > Completed tasks moved to [DONE](./DONE.md). Remaining tasks in [BACKLOG](./BACKLOG.md).
 
-## Enhancements
-
-### Release new version 1.0.13
-
-- [ ] Follow the [release procedure](/CONTRIBUTING.md#full-release-procedure) to release a new version of the software, including updating `CHANGELOG.md`, tagging the release in Git, and creating a Gitea release with notes.
-
 ## Setup phases remaining
 
 ### Phase 5: complete manual Cloudflare and external-service setup