- Incremented APP_VERSION to 0.8.9 and DB_SCHEMA_VERSION to 20260505036.
- Added changelog entry for version 0.8.9 detailing database and API changes.
- Updated TrainingFrameworkProgramEditPage to manage focus areas, style directions, training types, and target groups.
- Enhanced TrainingFrameworkProgramsListPage with context teasers for better user information.
- Improved CSS styles for framework catalog checkgrid and check components for better layout and usability.
- Incremented version to 0.8.8 and updated database schema version to 20260505035.
- Added new entity `training_framework_programs` to manage training frameworks, including goals and slots.
- Enhanced `training_plan_templates` with a visibility attribute and backfilled existing data.
- Updated API to support CRUD operations for training frameworks, ensuring proper authorization similar to existing planning libraries.
- Revised documentation in DOMAIN_MODEL.md, TRAINING_CURRICULUM_AND_GOVERNANCE_CONCEPT.md, and TRAINING_FRAMEWORK_SPEC.md to reflect these changes.
