Fix CHANGELOG formatting and sync docs changelog

- Add #### sub-heading and user-facing name per CodeRabbit review
- Mirror [Unreleased] section to docs site changelog

Author: AnExiledDev

.devcontainer/CHANGELOG.md

@@ -4,7 +4,8 @@
 
 ### Removed
 
-- **VSCode extension** — removed `fabiospampinato.vscode-todo-plus` (Todo+) from devcontainer extensions
+#### VS Code Extensions
+- **Todo+** (`fabiospampinato.vscode-todo-plus`) — removed from devcontainer extensions
 
 ## [v1.14.2] - 2026-02-24
 

docs/src/content/docs/reference/changelog.md

@@ -47,6 +47,13 @@ For minor and patch updates, you can usually just rebuild the container. Check t
 
 ## Version History
 
+## Unreleased
+
+### Removed
+
+#### VS Code Extensions
+- **Todo+** (`fabiospampinato.vscode-todo-plus`) — removed from devcontainer extensions
+
 ## v1.14.2
 
 **Release date:** 2026-02-24