docs: update README What's New for v0.4.2 [skip ci]

Author: github-actions[bot]

README.md

@@ -70,17 +70,12 @@ null-e sweep
 
 ## What's New
 
-### v0.4.1
+### v0.4.2
 
-### Bug Fixes
+### Features
 
-* **ci:** add explicit tag_name to softprops/action-gh-release ([7f7230e](https://github.com/us/null-e/commit/7f7230ee4dd308f825fcd66dacd38d25c57259b1))
-* **ci:** add tag input to release workflow_dispatch ([716e4a3](https://github.com/us/null-e/commit/716e4a34f560ebf64500db51c8c8eebb3486b577))
-* **ci:** exclude Tauri GUI from CLI release build ([9492ce9](https://github.com/us/null-e/commit/9492ce90ce0f35ca96f8ffd6c30c3f5a46dfbce7))
-* **ci:** pre-build frontend and skip beforeBuildCommand in tauri-action ([fff0a0f](https://github.com/us/null-e/commit/fff0a0fc904eafed883556280f525f20edf76f5b))
-* **ci:** trigger release workflow via workflow_dispatch from release-please ([864b61d](https://github.com/us/null-e/commit/864b61d1f0ff73d444a1a255aa041c12c7bd1aa5))
-* **ci:** use JSON format for tauri --config override ([44ded58](https://github.com/us/null-e/commit/44ded5885624ec26ba1eeb6c39679f827b522367))
-* **ci:** use RELEASE_TAG env for workflow_dispatch compatibility ([0a792ad](https://github.com/us/null-e/commit/0a792ad0fadf037a62b35554a20d1476a387ecbf))
+* **core:** faster, safer scanning and trash reclamation ([1c273c7](https://github.com/us/null-e/commit/1c273c7a07ea51ae84e1623e8e7255a2c67027cc))
+* **ui:** Pastel Bento redesign and sidebar results layout ([8493346](https://github.com/us/null-e/commit/8493346f7d888ceac34f7264ecc13bc9b39132b6))
 
 See [CHANGELOG.md](CHANGELOG.md) for the full release history.