fix(): add flush to uow.add to ensure db sync

src/template_project/adapters/unit_of_work.py

@@ -10,8 +10,9 @@ class DefaultUnitOfWork(UnitOfWork):
         self._session = session
 
     @override
-    def add(self, *entities: Any) -> None:
+    async def add(self, *entities: Any) -> None:
         self._session.add_all(entities)
+        await self._session.flush()
 
     @override
     async def commit(self) -> None:

src/template_project/application/common/unit_of_work.py

@@ -4,7 +4,7 @@ from typing import Any, Protocol
 
 class UnitOfWork(Protocol):
     @abstractmethod
-    def add(self, *entities: Any) -> None:
+    async def add(self, *entities: Any) -> None:
         raise NotImplementedError
 
     @abstractmethod

src/template_project/application/user/interactors/sign_up.py

@@ -43,7 +43,9 @@ class UserSignUpInteractor:
 
         response = UserSignUpResponse(access_token=crypted_access_token)
 
-        self.unit_of_work.add(user, access_token)
+        for entity in (user, access_token):  # preserve creation order
+            await self.unit_of_work.add(entity)
+
         await self.unit_of_work.commit()
 
         return response

src/template_project/migrations/versions/ad80834713c3_.py

@@ -0,0 +1,51 @@
+"""empty message
+
+Revision ID: ad80834713c3
+Revises: 
+Create Date: 2025-11-12 00:03:31.080899
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'ad80834713c3'
+down_revision: Union[str, Sequence[str], None] = None
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('users',
+    sa.Column('id', sa.UUID(), nullable=False),
+    sa.Column('email', sa.String(), nullable=False),
+    sa.Column('hashed_password', sa.String(), nullable=False),
+    sa.Column('deleted_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=False),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('email')
+    )
+    op.create_table('access_token',
+    sa.Column('id', sa.UUID(), nullable=False),
+    sa.Column('user_id', sa.UUID(), nullable=False),
+    sa.Column('revoked', sa.Boolean(), nullable=False),
+    sa.Column('expires_in', sa.DateTime(timezone=True), nullable=False),
+    sa.Column('deleted_at', sa.DateTime(timezone=True), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), nullable=False),
+    sa.ForeignKeyConstraint(['user_id'], ['users.id'], ondelete='CASCADE'),
+    sa.PrimaryKeyConstraint('id')
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('access_token')
+    op.drop_table('users')
+    # ### end Alembic commands ###

src/template_project/web_api/entry_point.py

@@ -1,7 +1,6 @@
 import argparse
 import asyncio
 import os
-import selectors
 import sys
 from collections.abc import AsyncIterator
 from contextlib import asynccontextmanager

src/template_project/web_api/routes/user.py

@@ -1,5 +1,3 @@
-import asyncio
-
 from dishka import FromDishka
 from dishka.integrations.fastapi import DishkaRoute
 from fastapi import APIRouter