v0.2 - 19 features: comparator, allergies, gamification, shopping list, achievements, stats, profile, share, bottom nav

backend/app/models/achievement.py

@@ -0,0 +1,19 @@
+from sqlalchemy import Column, Integer, String, DateTime, ForeignKey, Boolean
+from datetime import datetime, timezone
+from app.database import Base
+
+class Achievement(Base):
+    __tablename__ = "achievements"
+    id = Column(Integer, primary_key=True, index=True)
+    code = Column(String, unique=True, nullable=False)
+    name = Column(String, nullable=False)
+    description = Column(String, nullable=False)
+    emoji = Column(String, default="🏆")
+    target = Column(Integer, default=1)  # number needed to unlock
+
+class UserAchievement(Base):
+    __tablename__ = "user_achievements"
+    id = Column(Integer, primary_key=True, index=True)
+    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+    achievement_id = Column(Integer, ForeignKey("achievements.id"), nullable=False)
+    unlocked_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))