Haewon Kam 1b9dbd2276 Add Backend Readiness Pack (firestore rules/indexes, env, seed, firebase init, BACKEND.md) ... - firestore.rules, firestore.indexes.json, firebase.json, .firebaserc.example - .env.example, lib/firebase.ts (client init), scripts/seed.mjs - docs/BACKEND.md: R1 scope, API contracts, scoring, Resend, deploy, test checklist - Decisions: new Firebase project (self), prize rules deferred to R2, email via Resend Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>		2026-06-09 09:02:41 +09:00
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BACKEND.md	Add Backend Readiness Pack (firestore rules/indexes, env, seed, firebase init, BACKEND.md)	2026-06-09 09:02:41 +09:00