feat: add security: OAuth2 with JWT

db.py

@@ -1,5 +1,13 @@
 from datetime import datetime, timezone
-from sqlmodel import ARRAY, Column, Relationship, SQLModel, Field, create_engine, String
+from sqlmodel import (
+    ARRAY,
+    Column,
+    Relationship,
+    SQLModel,
+    Field,
+    create_engine,
+    String,
+)
 
 with open("db.secrets", "r") as f:
     db_secrets = f.readline().strip()
@@ -54,4 +62,13 @@ class MVPRanking(SQLModel, table=True):
     mvps: list[str] = Field(sa_column=Column(ARRAY(String)))
 
 
+class User(SQLModel, table=True):
+    username: str = Field(default=None, primary_key=True)
+    email: str | None = None
+    full_name: str | None = None
+    disabled: bool | None = None
+    hashed_password: str | None = None
+    player_id: int | None = Field(default=None, foreign_key="player.id")
+
+
 SQLModel.metadata.create_all(engine)