feat(infrastructure): add basic project setup

backend/app/users.py

@@ -0,0 +1,55 @@
+import uuid
+from typing import Optional
+
+from fastapi import Depends, Request
+from fastapi_users import BaseUserManager, FastAPIUsers, UUIDIDMixin
+from fastapi_users.authentication import (
+    AuthenticationBackend,
+    BearerTransport,
+    JWTStrategy,
+)
+from fastapi_users.db import SQLAlchemyUserDatabase
+
+from .db import User, get_user_db
+
+SECRET = "SECRET"
+
+
+class UserManager(UUIDIDMixin, BaseUserManager[User, uuid.UUID]):
+    reset_password_token_secret = SECRET
+    verification_token_secret = SECRET
+
+    async def on_after_register(self, user: User, request: Optional[Request] = None):
+        print(f"User {user.id} has registered.")
+
+    async def on_after_forgot_password(
+            self, user: User, token: str, request: Optional[Request] = None
+    ):
+        print(f"User {user.id} has forgot their password. Reset token: {token}")
+
+    async def on_after_request_verify(
+            self, user: User, token: str, request: Optional[Request] = None
+    ):
+        print(f"Verification requested for user {user.id}. Verification token: {token}")
+
+
+async def get_user_manager(user_db: SQLAlchemyUserDatabase = Depends(get_user_db)):
+    yield UserManager(user_db)
+
+
+bearer_transport = BearerTransport(tokenUrl="auth/jwt/login")
+
+
+def get_jwt_strategy() -> JWTStrategy:
+    return JWTStrategy(secret=SECRET, lifetime_seconds=3600)
+
+
+auth_backend = AuthenticationBackend(
+    name="jwt",
+    transport=bearer_transport,
+    get_strategy=get_jwt_strategy,
+)
+
+fastapi_users = FastAPIUsers[User, uuid.UUID](get_user_manager, [auth_backend])
+
+current_active_user = fastapi_users.current_user(active=True)