Add Artifacts support, changed tags to system_tags and added user tags

Add hyper parameter sorting
Add min/max value for all time series metrics

migration/mongodb/0.12.1.py

@@ -0,0 +1,18 @@
+from pymongo.database import Database, Collection
+
+from database.utils import partition_tags
+
+
+def migrate_backend(db: Database):
+    for name in ("project", "task", "model"):
+        collection: Collection = db[name]
+        for doc in collection.find(projection=["tags", "system_tags"]):
+            tags = doc.get("tags")
+            if tags is not None:
+                user_tags, system_tags = partition_tags(
+                    name, tags, doc.get("system_tags", [])
+                )
+                collection.update_one(
+                    {"_id": doc["_id"]},
+                    {"$set": {"system_tags": system_tags, "tags": user_tags}}
+                )