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name: k-savedvariables description: > Database schema and persistence layer for BookArchivist. Covers BookArchivistDB structure, book entry schema, Repository pattern for dependency injection, indexes (item/object/title), migrations (v1→v2), and data flow patterns. Use when working with saved data, database access, or understanding persistence. Triggers: database, BookArchivistDB, schema, booksById, indexes, Repository, persistence, migration.

SavedVariables Structure & Database Layer

Core knowledge for BookArchivist's database schema, Repository pattern, and data persistence.

Quick Reference

Full Documentation

See: ../../.github/copilot-skills/1-savedvariables-structure.md

Contains:

• Complete BookArchivistDB schema
• BookEntry structure (all fields explained)
• Repository pattern (Init/GetDB for test isolation)
• Index structures (objectToBookId, itemToBookIds, titleToBookIds)
• Migration system (v1→v2 booksById transition)
• Read/write data flows
• Common access patterns