# Changelog

All schema changes will be documented in this file.

## 31-10-25

- Hello, World!
- Initial PCD 2.0 schema definition
  - Core entity tables: quality_profiles, custom_formats, regular_expressions,
    languages, tags, qualities, quality_groups
  - Custom format conditions system with 11 condition types (patterns, language,
    indexer_flag, source, resolution, quality_modifier, size, release_type,
    year)
  - Quality profile system supporting individual qualities and quality groups
  - Junction tables for tags, quality groups, profile qualities, and profile
    custom formats
  - Unique index ensuring single upgrade_until per profile