Complete Phase 2: Card import, deck building, and full API

- Add card import feature with fuzzy matching
- Implement deck CRUD and management endpoints
- Add user data APIs for groups, networks, preferences, activity, replays
- Create comprehensive API documentation (API_DOCUMENTATION.md)
- Add ENDPOINT_AUDIT.md for endpoint verification
- Update documentation (README, ROADMAP, state.json)
- Update architecture blueprint and Cockatrice analysis
- All Phase 2 deliverables complete and documented

backend/app/models/__init__.py

@@ -1,4 +1,4 @@
-# Models package
+"""Models package initialization."""
 from app.models.models import User, DecklistFile, DecklistFolder, Room, RoomGameType, Ban, GameLog, AuditLog
 from app.models.mtg_models import MtgSet, MtgCard
 from app.models.mirror_models import MtgCardMirror, DeckCardLink
@@ -9,7 +9,8 @@ from app.models.user_data import (
     NetworkMember, UserPreference, UserActivityLog
 )
 from app.models.user_deck import UserDeck, UserDeckCard, DeckPrecedent, DeckPrecedentCard, CardSuggestion
-from app.models.user_card_import import UserCardImport
+from app.models.card_import_batch import CardImportBatch
+from app.models.user_card_import_record import UserCardImportRecord
 
 __all__ = [
     "User",
@@ -44,6 +45,6 @@ __all__ = [
     "DeckPrecedent",
     "DeckPrecedentCard",
     "CardSuggestion",
-    "UserCardCollection",
-    "UserCardImport",
+    "CardImportBatch",
+    "UserCardImportRecord",
 ]