chore(release): update CHANGELOG.md for version 2.7.0rc1

Author: NyuwBot

CHANGELOG.md

@@ -10,6 +10,16 @@ possible (see our [Version Guarantees] for more info).
 
 These changes are available on the `master` branch, but have not yet been released.
 
+### Added
+
+### Changed
+
+### Fixed
+
+### Removed
+
+## [2.7.0rc1] - 2025-08-30
+
 ⚠️ **This version removes support for Python 3.8.** ⚠️
 
 ### Added
@@ -1116,7 +1126,8 @@ These changes are available on the `master` branch, but have not yet been releas
 - Fix py3.10 UnionType checks issue.
   ([#1240](https://github.com/Pycord-Development/pycord/pull/1240))
 
-[unreleased]: https://github.com/Pycord-Development/pycord/compare/v2.6.1...HEAD
+[unreleased]: https://github.com/Pycord-Development/pycord/compare/v2.7.0rc1...HEAD
+[2.7.0rc1]: https://github.com/Pycord-Development/pycord/compare/v2.6.0...v2.7.0rc1
 [2.6.1]: https://github.com/Pycord-Development/pycord/compare/v2.6.0...v2.6.1
 [2.6.0]: https://github.com/Pycord-Development/pycord/compare/v2.5.0...v2.6.0
 [2.5.0]: https://github.com/Pycord-Development/pycord/compare/v2.4.1...v2.5.0