Update release notes for v0.2.2

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.github/workflows/release.yml

@@ -66,9 +66,8 @@ jobs:
 
             > **Windows note:** The installer is not yet code-signed. Windows SmartScreen will show an "Unknown publisher" warning — click "More info → Run anyway" to install.
 
-            ### New in v0.2.1
-            - **Fix: repost + quote in thread view** — thread view now shows repost and quote buttons on the root note (they were already on feed notes but were missing in threads)
-            - **Fix: login persistence after Windows update** — nsec accounts whose keychain entry was lost after an OS update now stay logged out (login button visible) instead of silently becoming read-only
+            ### New in v0.2.2
+            - **Fix: auto-updater** — `latest.json` now correctly generated; users on v0.2.1 will receive the update banner
 
             ### New in v0.2.0 — Phase 2: Engagement & Reach
             - **Feed reply context** — replies show "↩ replying to @name" above the note; click to open the parent thread