Prepare for vNext

CHANGELOG.md

@@ -1,3 +1,24 @@
+## vNext (TBD)
+
+### Enhancements
+* None
+
+### Fixed
+* <How to hit and notice issue? what was the impact?> ([#????](https://github.com/realm/realm-js/issues/????), since v?.?.?)
+* None
+
+### Compatibility
+* React Native >= v0.64.0
+* Atlas App Services.
+* Realm Studio v12.0.0.
+* APIs are backwards compatible with all previous releases of Realm JavaScript in the 10.5.x series.
+* File format: generates Realms with format v22 (reads and upgrades file format v5 or later for non-synced Realm, upgrades file format v10 or later for synced Realms).
+
+### Internal
+<!-- * Either mention core version or upgrade -->
+<!-- * Using Realm Core vX.Y.Z -->
+<!-- * Upgraded Realm Core from vX.Y.Z to vA.B.C -->
+
 ## 10.21.1 (2022-09-15)
 
 ### Fixed