- Renamed fields to English (nombre→name, estandar→standard, grupo→group) - Renamed relational fields (padre→parent, hijo→child, biblioteca→library) - Removed legacy fields from ply, itm, loc - Generated backups v3 with new schema - Created TZZR_Database_Spec_v2.md 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>