feat(score): update statistics & return user in score

app/database/best_score.py

@@ -0,0 +1,41 @@
+from typing import TYPE_CHECKING
+
+from app.models.score import GameMode
+
+from .user import User
+
+from sqlmodel import (
+    BigInteger,
+    Column,
+    Field,
+    Float,
+    ForeignKey,
+    Relationship,
+    SQLModel,
+)
+
+if TYPE_CHECKING:
+    from .beatmap import Beatmap
+    from .score import Score
+
+
+class BestScore(SQLModel, table=True):
+    __tablename__ = "best_scores"  # pyright: ignore[reportAssignmentType]
+    user_id: int = Field(
+        sa_column=Column(BigInteger, ForeignKey("users.id"), index=True)
+    )
+    score_id: int = Field(
+        sa_column=Column(BigInteger, ForeignKey("scores.id"), primary_key=True)
+    )
+    beatmap_id: int = Field(foreign_key="beatmaps.id", index=True)
+    gamemode: GameMode = Field(index=True)
+    pp: float = Field(
+        sa_column=Column(Float, default=0),
+    )
+    acc: float = Field(
+        sa_column=Column(Float, default=0),
+    )
+
+    user: User = Relationship()
+    score: "Score" = Relationship()
+    beatmap: "Beatmap" = Relationship()