Promote production portfolio strategy

app/models/paper_trade.py

@@ -34,5 +34,5 @@ class PaperTrade(Base):
     )
     close_price: Mapped[float | None] = mapped_column(Float, nullable=True)
     closed_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), nullable=True)
-    # How the trade was closed: "trailing" | "stop" | "target" | "manual".
+    # How the trade was closed: "time" | "trailing" | "stop" | "target" | "manual".
     close_reason: Mapped[str | None] = mapped_column(String(10), nullable=True)