完善节目管理与回放播放体验

backend/models/stream.py

@@ -20,6 +20,11 @@ class Stream(Base):
     title: Mapped[str] = mapped_column(String(200), nullable=False)
     description: Mapped[str | None] = mapped_column(Text, nullable=True)
     cover_url: Mapped[str | None] = mapped_column(String(500), nullable=True)
+    replay_file: Mapped[str | None] = mapped_column(String(500), nullable=True)
+    chapters_json: Mapped[str | None] = mapped_column(Text, nullable=True)
+    transcode_profile: Mapped[str] = mapped_column(String(64), default="standard")
+    homepage_visible: Mapped[bool] = mapped_column(Boolean, default=True)
+    remote_control_enabled: Mapped[bool] = mapped_column(Boolean, default=False)
     stream_key: Mapped[str] = mapped_column(String(64), unique=True, default=lambda: uuid.uuid4().hex)
     status: Mapped[StreamStatus] = mapped_column(Enum(StreamStatus), default=StreamStatus.pending)
     scheduled_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)