feat: persist feature research and versioned alpha assessments

backend/app/research/assets.py

@@ -65,8 +65,8 @@ class Assets:
         if body.kind == "feature":
             from ..catalog.service import Catalog
 
-            for input_id in content["input_ids"]:
-                await Catalog(self.db).input(input_id)
+            snapshots = [await Catalog(self.db).input(input_id) for input_id in content["input_ids"]]
+            provenance = {**(provenance or {}), "inputs": snapshots}
         if asset_id:
             if body.version is None:
                 raise HTTPException(422, "更新需要素材版本")
@@ -87,7 +87,12 @@ class Assets:
             self.db.add(ResearchAsset(id=asset_id, kind=body.kind, name=content["name"], version=version))
             await self.db.flush()
         self.db.add(
-            ResearchRevision(asset_id=asset_id, version=version, content=content, provenance=provenance or {})
+            ResearchRevision(
+                asset_id=asset_id,
+                version=version,
+                content=content,
+                provenance=jsonable_encoder(provenance or {}),
+            )
         )
         await self.db.flush()
         return await self.get(asset_id, version)