feat(solo-score): support submit solo scores

app/database/score_token.py

@@ -0,0 +1,47 @@
+from datetime import datetime
+
+from app.models.score import GameMode
+
+from .beatmap import Beatmap
+from .user import User
+
+from sqlalchemy import Column, DateTime, Index
+from sqlmodel import BigInteger, Field, ForeignKey, Relationship, SQLModel
+
+
+class ScoreTokenBase(SQLModel):
+    score_id: int | None = Field(sa_column=Column(BigInteger), default=None)
+    ruleset_id: GameMode
+    playlist_item_id: int | None = Field(default=None)  # playlist
+    created_at: datetime = Field(
+        default_factory=datetime.utcnow, sa_column=Column(DateTime)
+    )
+    updated_at: datetime = Field(
+        default_factory=datetime.utcnow, sa_column=Column(DateTime)
+    )
+
+
+class ScoreToken(ScoreTokenBase, table=True):
+    __tablename__ = "score_tokens"  # pyright: ignore[reportAssignmentType]
+    __table_args__ = (Index("idx_user_playlist", "user_id", "playlist_item_id"),)
+
+    id: int | None = Field(
+        default=None,
+        primary_key=True,
+        index=True,
+        sa_column_kwargs={"autoincrement": True},
+    )
+    user_id: int = Field(sa_column=Column(BigInteger, ForeignKey("users.id")))
+    beatmap_id: int = Field(sa_column=Column(BigInteger, ForeignKey("beatmaps.id")))
+    user: "User" = Relationship()
+    beatmap: "Beatmap" = Relationship()
+
+
+class ScoreTokenResp(ScoreTokenBase):
+    id: int
+    user_id: int
+    beatmap_id: int
+
+    @classmethod
+    def from_db(cls, obj: ScoreToken) -> "ScoreTokenResp":
+        return cls.model_validate(obj)