v2.27.0-beta.1

What's Changed

• feat: use the app NavBar in the AI activities (#2296) by @OwenMcGirr in #2297
• feat: add iterative refinement to Reply Drafter (#2298) by @OwenMcGirr in #2299

Full Changelog: v2.26.1...v2.27.0-beta.1