Rename the flashcard/deck management app from ManaDeck to Cards: - Directory: apps/manadeck → apps/cards, packages/manadeck-database → packages/cards-database - Packages: @manadeck/* → @cards/*, @manacore/manadeck-database → @manacore/cards-database - Domain: manadeck.mana.how → cards.mana.how - Storage: manadeck-storage → cards-storage - Database: manadeck → cards - All shared packages, infra configs, services, i18n, and docs updated - 244 files changed, zero remaining manadeck references Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
- Create shared logger package with logger, perfLogger, networkLogger - Support both __DEV__ (React Native) and NODE_ENV environments - Migrate manadeck and picture mobile apps to use shared package Savings: ~120 LOC (126 → 10 LOC in apps)
