feat: add manual revision and dashboard list apis

app/infra/db/models/asset.py

@@ -1,8 +1,10 @@
 """Asset ORM model."""
 
+from __future__ import annotations
+
 from typing import Any
 
-from sqlalchemy import Enum, ForeignKey, Integer, JSON, String
+from sqlalchemy import Boolean, Enum, ForeignKey, Integer, JSON, String
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
 from app.domain.enums import AssetType, WorkflowStepName
@@ -24,8 +26,15 @@ class AssetORM(TimestampMixin, Base):
         Enum(WorkflowStepName, native_enum=False),
         nullable=True,
     )
+    parent_asset_id: Mapped[int | None] = mapped_column(
+        ForeignKey("assets.id"),
+        nullable=True,
+        index=True,
+    )
+    root_asset_id: Mapped[int | None] = mapped_column(Integer, nullable=True, index=True)
+    version_no: Mapped[int] = mapped_column(Integer, nullable=False, default=0)
+    is_current_version: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
     uri: Mapped[str] = mapped_column(String(500), nullable=False)
     metadata_json: Mapped[dict[str, Any] | None] = mapped_column(JSON, nullable=True)
 
     order = relationship("OrderORM", back_populates="assets")
-