3ef0807456
- Updated the regex for placeholder matching to support more flexible key formats. - Refactored variable storage to allow both ID and key lookups in rendering. - Improved schema validation to check for duplicate keys and enforce non-empty keys. - Added new utility functions for variable value lookup and display name generation. - Enhanced tests to cover new key-based variable scenarios. - Refactored KolPrompt repository to simplify prompt storage and management, including the removal of obsolete revision handling. - Introduced new API endpoints for saving, activating, and archiving prompts. - Added new utility functions for handling Kol placeholders and platform options in the admin web. - Implemented database migrations to simplify prompt storage structure and ensure data integrity.