chore(release): Prepare release (#8845)

Signed-off-by: Alexander Dahmen <alexander.dahmen@inovex.de>
Co-authored-by: Gökce Gök Klingel <161626272+GokceGK@users.noreply.github.com>

Author: Fyusel

CHANGELOG.md

@@ -1,4 +1,4 @@
-## Release (2026-MM-DD)
+## Release (2026-08-25)
 
 - `core`:
   - [v0.3.0](core/CHANGELOG.md#v030)