fix

backend/app/models/activity.py

@@ -2,7 +2,7 @@ import uuid
 from datetime import datetime
 
 from sqlalchemy import String, Float, Integer, DateTime, ForeignKey, func
-from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.dialects.postgresql import UUID, JSONB
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
 from backend.app.core.database import Base
@@ -20,6 +20,12 @@ class Activity(Base):
     distance: Mapped[float | None] = mapped_column(Float, nullable=True)  # meters
     elevation_gain: Mapped[float | None] = mapped_column(Float, nullable=True)  # meters
     file_path: Mapped[str | None] = mapped_column(String(500), nullable=True)
+    exercise_sets: Mapped[list | None] = mapped_column(JSONB, nullable=True)  # [{exercise_name, reps, weight, duration}]
+
+    # Link to training plan workout
+    training_plan_id: Mapped[uuid.UUID | None] = mapped_column(UUID(as_uuid=True), ForeignKey("training_plans.id"), nullable=True)
+    plan_week: Mapped[int | None] = mapped_column(Integer, nullable=True)
+    plan_day: Mapped[str | None] = mapped_column(String(20), nullable=True)  # monday, tuesday, ...
 
     created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())