- Introduced `CHANGELOG.md` to document essential changes in the Masterdata-SCS, including ADRs, database schema updates, domain logic additions, API enhancements, and observability improvements.
- Added `masterdata-ops.md` runbook detailing operational procedures such as backup, restore, import management, and troubleshooting.
- Updated roadmaps to reference the new documentation and mark relevant tasks as complete.
Signed-off-by: Stefan Mogeritsch <stefan.mo.co@gmail.com>