feat(leathercraft): ancient runic leather tome binding bench, gold leaf wheel, and grimoire engine

[angelTomo9]

Summary

Implements an ancient runic leather tome binding bench, gold leaf tooling wheel, and arcane grimoire crafting system, tome benches (Oak Tome Binding Press, Runic Ironwood Gold Leaf Tooling Wheel, Celestial Void Seraphic Grimoire Sanctum), raw tanned calfskin vellum and burnished gold tooling foils (Tanned Calfskin Vellum Folio, Burnished Gold Leaf Tooling Foil, Celestial Void Starlight Chronomantic Leather), spellbook tome recipes (Apprentice Cantrip Spellbook, Archmage Prismatic Grimoire, Celestial Void Seraphic Chronomantic Tome), mana conductivity ratings (scaled across catalog baselines ~14% to 100%), calibrated spell mana cost reduction and spell critical magnitude scaling, upfront material deduction on all attempts, consistent remainingProvidedLeathers shapes across all branches, immutable bench cloning for safe rollbacks on craft and maintain operations, extensionless test import, crypto-secure default gameplay rolls strictly in [0, 1), and tome bench maintenance for OpenAO MMORPG.

Features

• Tome bench catalog with power ratings, durability, and mana bonuses
• Spellbook tome recipes with calibrated spell mana cost reduction and spell critical magnitude scaling
• Independent mana conductivity quality roll scaling
• Upfront material deduction on all craft attempts to prevent zero-cost retries
• Consistent remainingProvidedLeathers arrays returned on all early rejection branches
• Immutable bench cloning pattern across craft and maintain functions to safeguard caller state references
• Cached static catalog maxima and table maintenance with durability threshold gating
• Full unit test coverage under Vitest including mid-range conductivity tests

[gitar-bot]

Code Review ✅ Approved

Implements ancient runic leather tome binding bench, gold leaf tooling wheel, and grimoire engine system with tome bench catalog, spellbook recipes, mana conductivity scaling, and upfront material deduction to prevent zero-cost retries. Includes immutable bench cloning for safe state management and full unit test coverage. No issues found.

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