many changes

backend/.gitignore

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+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[codz]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# UV
+#   Similar to Pipfile.lock, it is generally recommended to include uv.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#uv.lock
+
+# poetry
+#   Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
+#poetry.lock
+#poetry.toml
+
+# pdm
+#   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
+#pdm.lock
+#   pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it
+#   in version control.
+#   https://pdm.fming.dev/latest/usage/project/#working-with-version-control
+.pdm.toml
+.pdm-python
+.pdm-build/
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.envrc
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# PyCharm
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/
+
+# Abstra
+# Abstra is an AI-powered process automation framework.
+# Ignore directories containing user credentials, local state, and settings.
+# Learn more at https://abstra.io/docs
+.abstra/
+
+# Visual Studio Code
+#  Visual Studio Code specific template is maintained in a separate VisualStudioCode.gitignore
+#  that can be found at https://github.com/github/gitignore/blob/main/Global/VisualStudioCode.gitignore
+#  and can be added to the global gitignore or merged into this file. However, if you prefer,
+#  you could uncomment the following to ignore the entire vscode folder
+# .vscode/
+
+# Ruff stuff:
+.ruff_cache/
+
+# PyPI configuration file
+.pypirc
+
+# Cursor
+#  Cursor is an AI-powered code editor. `.cursorignore` specifies files/directories to
+#  exclude from AI features like autocomplete and code analysis. Recommended for sensitive data
+#  refer to https://docs.cursor.com/context/ignore-files
+.cursorignore
+.cursorindexingignore
+
+# Marimo
+marimo/_static/
+marimo/_lsp/
+__marimo__/
+
+
+data

backend/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml

backend/.idea/backend.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.venv" />
+    </content>
+    <orderEntry type="jdk" jdkName="Python 3.13 (backend) (2)" jdkType="Python SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

backend/.idea/inspectionProfiles/profiles_settings.xml

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+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>

backend/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="Python 3.13 (backend) (2)" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.13 (backend) (2)" project-jdk-type="Python SDK" />
+</project>

backend/.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/backend.iml" filepath="$PROJECT_DIR$/.idea/backend.iml" />
+    </modules>
+  </component>
+</project>

backend/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>

backend/alembic.ini

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+# A generic, single database configuration.
+
+[alembic]
+# path to migration scripts.
+# this is typically a path given in POSIX (e.g. forward slashes)
+# format, relative to the token %(here)s which refers to the location of this
+# ini file
+script_location = %(here)s/migrations
+
+# template used to generate migration file names; The default value is %%(rev)s_%%(slug)s
+# Uncomment the line below if you want the files to be prepended with date and time
+# see https://alembic.sqlalchemy.org/en/latest/tutorial.html#editing-the-ini-file
+# for all available tokens
+# file_template = %%(year)d_%%(month).2d_%%(day).2d_%%(hour).2d%%(minute).2d-%%(rev)s_%%(slug)s
+
+# sys.path path, will be prepended to sys.path if present.
+# defaults to the current working directory.  for multiple paths, the path separator
+# is defined by "path_separator" below.
+prepend_sys_path = .
+
+
+# timezone to use when rendering the date within the migration file
+# as well as the filename.
+# If specified, requires the python>=3.9 or backports.zoneinfo library and tzdata library.
+# Any required deps can installed by adding `alembic[tz]` to the pip requirements
+# string value is passed to ZoneInfo()
+# leave blank for localtime
+# timezone =
+
+# max length of characters to apply to the "slug" field
+# truncate_slug_length = 40
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+# set to 'true' to allow .pyc and .pyo files without
+# a source .py file to be detected as revisions in the
+# versions/ directory
+# sourceless = false
+
+# version location specification; This defaults
+# to <script_location>/versions.  When using multiple version
+# directories, initial revisions must be specified with --version-path.
+# The path separator used here should be the separator specified by "path_separator"
+# below.
+# version_locations = %(here)s/bar:%(here)s/bat:%(here)s/alembic/versions
+
+# path_separator; This indicates what character is used to split lists of file
+# paths, including version_locations and prepend_sys_path within configparser
+# files such as alembic.ini.
+# The default rendered in new alembic.ini files is "os", which uses os.pathsep
+# to provide os-dependent path splitting.
+#
+# Note that in order to support legacy alembic.ini files, this default does NOT
+# take place if path_separator is not present in alembic.ini.  If this
+# option is omitted entirely, fallback logic is as follows:
+#
+# 1. Parsing of the version_locations option falls back to using the legacy
+#    "version_path_separator" key, which if absent then falls back to the legacy
+#    behavior of splitting on spaces and/or commas.
+# 2. Parsing of the prepend_sys_path option falls back to the legacy
+#    behavior of splitting on spaces, commas, or colons.
+#
+# Valid values for path_separator are:
+#
+# path_separator = :
+# path_separator = ;
+# path_separator = space
+# path_separator = newline
+#
+# Use os.pathsep. Default configuration used for new projects.
+path_separator = os
+
+# set to 'true' to search source files recursively
+# in each "version_locations" directory
+# new in Alembic version 1.10
+# recursive_version_locations = false
+
+# the output encoding used when revision files
+# are written from script.py.mako
+# output_encoding = utf-8
+
+# database URL.  This is consumed by the user-maintained env.py script only.
+# other means of configuring database URLs may be customized within the env.py
+# file.
+sqlalchemy.url = driver://user:pass@localhost/dbname
+
+
+[post_write_hooks]
+# post_write_hooks defines scripts or Python functions that are run
+# on newly generated revision scripts.  See the documentation for further
+# detail and examples
+
+# format using "black" - use the console_scripts runner, against the "black" entrypoint
+# hooks = black
+# black.type = console_scripts
+# black.entrypoint = black
+# black.options = -l 79 REVISION_SCRIPT_FILENAME
+
+# lint with attempts to fix using "ruff" - use the exec runner, execute a binary
+# hooks = ruff
+# ruff.type = exec
+# ruff.executable = %(here)s/.venv/bin/ruff
+# ruff.options = check --fix REVISION_SCRIPT_FILENAME
+
+# Logging configuration.  This is also consumed by the user-maintained
+# env.py script only.
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARNING
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARNING
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S

backend/app/config.py

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+database_url = "sqlite+aiosqlite:///data/database.sqlite"
+
+PAGINATION_DEFAULT_LIMIT = 10

backend/app/controllers/__init__.py

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+from .auth_controller import auth_router
+from .user_controller import user_router
+
+routers = [
+    user_router,
+    auth_router
+]

backend/app/controllers/auth_controller.py

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+from fastapi import APIRouter
+
+auth_router = APIRouter(prefix="/auth", tags=["Auth"])
+
+
+@auth_router.post("/login")
+async def authenticate_user():
+    pass
+
+
+@auth_router.post("/logout")
+async def logout_user():
+    pass

backend/app/controllers/user_controller.py

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+from pprint import pprint
+
+from fastapi import APIRouter, Depends, status
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app import config
+from app.depends import get_session_without_commit, get_session_with_commit
+from app.exceptions import ObjectNotFoundException
+from app.models import User
+from app.repositories import UserRepository
+from app.schemas import UserSchema, UserCreateSchema, PaginationSchema
+from app.schemas.user_schemas import UserUpdateSchema
+
+user_router = APIRouter(prefix="/user", tags=["User"])
+
+
+@user_router.get("/{user_id}")
+async def get_user(user_id: int, session: AsyncSession = Depends(get_session_without_commit)) -> UserSchema:
+    user_repository = UserRepository(session)
+    try:
+        user = await user_repository.get(user_id)
+        return UserSchema.model_validate(user)
+    except ObjectNotFoundException:
+        return status.HTTP_404_NOT_FOUND
+
+
+@user_router.post("")
+async def create_user(schema: UserCreateSchema, session: AsyncSession = Depends(get_session_with_commit)) -> UserSchema:
+    user_repository = UserRepository(session)
+    model = User(**schema.model_dump(exclude_unset=True))
+    await user_repository.add(model)
+    return status.HTTP_201_CREATED
+
+
+@user_router.put("/{user_id}")
+async def edit_user(user_id: int, schema: UserUpdateSchema,
+                    session: AsyncSession = Depends(get_session_with_commit)) -> UserSchema:
+    user_repository = UserRepository(session)
+    try:
+        rows_count = await user_repository.update(user_id, schema)
+        if rows_count > 0:
+            return status.HTTP_202_ACCEPTED
+        else:
+            raise ObjectNotFoundException
+    except ObjectNotFoundException:
+        return status.HTTP_404_NOT_FOUND
+
+
+@user_router.delete("/{user_id}")
+async def delete_user(user_id: int, session: AsyncSession = Depends(get_session_with_commit)):
+    user_repository = UserRepository(session)
+    rows_count = await user_repository.delete(user_id)
+    if rows_count == 1:
+        return status.HTTP_202_ACCEPTED
+    return status.HTTP_404_NOT_FOUND
+
+
+@user_router.get("")
+async def get_all_users(
+        page: int = 1,
+        limit: int = config.PAGINATION_DEFAULT_LIMIT,
+        session: AsyncSession = Depends(get_session_without_commit)) -> PaginationSchema[UserSchema]:
+    user_repository = UserRepository(session)
+    users = await user_repository.get_all()
+
+    users_count = len(users)
+    pages_count = users_count // limit + min(users_count % limit, 1)
+
+    page_obj = PaginationSchema(
+        items=[UserSchema.model_validate(obj) for obj in users[(page - 1) * limit: (page - 1 + 1) * limit]],
+        page=page,
+        total_items=users_count,
+        last_page=pages_count,
+        total_pages=pages_count,
+        items_by_page=limit,
+        has_next_page=page < pages_count,
+        has_prev_page=page > 1
+    )
+    return page_obj

backend/app/depends/__init__.py

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+from .session import get_session_with_commit, get_session_without_commit

backend/app/depends/session.py

@@ -0,0 +1,28 @@
+from typing import AsyncGenerator
+
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.utils import async_session_maker
+
+
+async def get_session_with_commit() -> AsyncGenerator[AsyncSession, None]:
+    async with async_session_maker() as session:
+        try:
+            yield session
+            await session.commit()
+        except Exception:
+            await session.rollback()
+            raise
+        finally:
+            await session.close()
+
+
+async def get_session_without_commit() -> AsyncGenerator[AsyncSession, None]:
+    async with async_session_maker() as session:
+        try:
+            yield session
+        except Exception:
+            await session.rollback()
+            raise
+        finally:
+            await session.close()

backend/app/exceptions/__init__.py

@@ -0,0 +1 @@
+from .general import ObjectNotFoundException

backend/app/exceptions/general.py

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+class ObjectNotFoundException(Exception):
+    pass

backend/app/main.py

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+from fastapi import FastAPI, APIRouter
+
+app = FastAPI()
+
+main_router = APIRouter(prefix="/api")
+
+from app.controllers import routers
+
+for router in routers:
+    main_router.include_router(router)
+
+app.include_router(main_router)

backend/app/models/__init__.py

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+from .abstract_model import AbstractModel
+from .user_model import User

backend/app/models/abstract_model.py

@@ -0,0 +1,13 @@
+from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column
+
+
+class AbstractModel(DeclarativeBase):
+    __abstract__ = True
+
+    id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True, index=True)
+
+    def __str__(self):
+        return f"<{self.__class__.__name__}(id={self.id})>"
+
+    def __repr__(self):
+        return self.__str__()

backend/app/models/user_model.py

@@ -0,0 +1,14 @@
+from sqlalchemy import String
+from sqlalchemy.orm import mapped_column, Mapped
+
+from .abstract_model import AbstractModel
+
+
+class User(AbstractModel):
+    __tablename__ = "users"
+
+    name: Mapped[str] = mapped_column(String(50), nullable=False)
+    surname: Mapped[str] = mapped_column(String(50), nullable=False)
+    patronymic: Mapped[str] = mapped_column(String(50), nullable=True)
+    email: Mapped[str] = mapped_column(String(256), nullable=False, unique=True, index=True)
+    password: Mapped[str] = mapped_column(String(256), nullable=False)

backend/app/repositories/__init__.py

@@ -0,0 +1,2 @@
+from .base_repository import BaseRepository
+from .user_repository import UserRepository

backend/app/repositories/base_repository.py

@@ -0,0 +1,40 @@
+import itertools
+from typing import Type
+
+from sqlalchemy import select, update
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.models import AbstractModel
+
+
+class BaseRepository[TModel: AbstractModel]:
+    def __init__(self, session: AsyncSession, model: Type[TModel]):
+        self.__session = session
+        self.__model = model
+
+    async def get(self, model_id: int) -> TModel | None:
+        query = select(self.__model).filter_by(id=model_id)
+        result = await self.__session.execute(query)
+        return result.scalar_one_or_none()
+
+    async def add(self, model: TModel) -> TModel:
+        self.__session.add(model)
+        await self.__session.flush()
+        return model
+
+    async def update(self, model_id: int, model: TModel) -> int:
+        query = update(self.__model).where(self.__model.id == model_id).values(**model.model_dump(exclude_unset=True))
+        result = await self.__session.execute(query)
+        await self.__session.flush()
+        return result.rowcount()
+
+    async def delete(self, model_id: int):
+        obj = await self.get(model_id)
+        await self.__session.delete(obj)
+        await self.__session.flush()
+        return obj
+
+    async def get_all(self):
+        query = select(self.__model)
+        result = await self.__session.execute(query)
+        return tuple(itertools.chain.from_iterable(result.all()))

backend/app/repositories/user_repository.py

@@ -0,0 +1,10 @@
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.models import User
+from .base_repository import BaseRepository
+from ..schemas import UserSchema, UserCreateSchema
+
+
+class UserRepository(BaseRepository[User]):
+    def __init__(self, session: AsyncSession):
+        super().__init__(session, model=User)

backend/app/schemas/__init__.py

@@ -0,0 +1,3 @@
+from .base_schemas import BaseSchema
+from .pagination_schemas import PaginationSchema
+from .user_schemas import UserSchema, UserCreateSchema

backend/app/schemas/base_schemas.py

@@ -0,0 +1,6 @@
+from pydantic import BaseModel
+
+
+class BaseSchema(BaseModel):
+    class Config:
+        from_attributes = True

backend/app/schemas/pagination_schemas.py

@@ -0,0 +1,17 @@
+from typing import List
+
+from pydantic import BaseModel
+
+from app.schemas import BaseSchema
+
+
+class PaginationSchema[T: BaseSchema](BaseModel):
+    items: List[T]
+    page: int
+    last_page: int
+    first_page: int = 1
+    total_pages: int
+    total_items: int
+    items_by_page: int
+    has_next_page: bool
+    has_prev_page: bool

backend/app/schemas/user_schemas.py

@@ -0,0 +1,27 @@
+from pydantic import Field, EmailStr
+
+from app.schemas import BaseSchema
+
+
+class UserCreateSchema(BaseSchema):
+    name: str = Field(description="Имя")
+    surname: str = Field(description="Фамилия")
+    patronymic: str | None = Field(description="Отчество", default=None)
+    email: EmailStr = Field(description="Адрес электронной почты")
+    password: str = Field(description="Пароль")
+
+
+class UserUpdateSchema(BaseSchema):
+    name: str | None = Field(description="Имя", default=None)
+    surname: str | None = Field(description="Фамилия", default=None)
+    patronymic: str | None = Field(description="Отчество", default=None)
+    email: EmailStr | None = Field(description="Адрес электронной почты", default=None)
+    password: str | None = Field(description="Пароль", default=None)
+
+
+class UserSchema(BaseSchema):
+    id: int
+    name: str = Field(description="Имя")
+    surname: str = Field(description="Фамилия")
+    patronymic: str | None = Field(description="Отчество", default=None)
+    email: EmailStr = Field(description="Адрес электронной почты")

backend/app/services/__init__.py

@@ -0,0 +1,2 @@
+from .base_service import BaseService
+from .user_service import UserService

backend/app/services/user_service.py

@@ -0,0 +1,28 @@
+from fastapi import HTTPException
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.models import User
+from app.repositories import UserRepository
+from app.schemas import UserCreateSchema, UserSchema
+
+
+class UserService:
+    def __init__(self, session: AsyncSession):
+        self.__session = session
+        self.__user_repository = UserRepository(session)
+
+    async def get_user_by_id(self, user_id: int) -> User:
+        user = await self.__user_repository.get(user_id)
+        if user is None:
+            raise HTTPException(status_code=404)
+        return user
+
+    async def create_user(self, user_data: UserCreateSchema) -> User:
+        user = User(**user_data.model_dump(exclude_unset=True))
+        await self.__user_repository.add(user_data)
+
+    async def update_user(self, user_id: int, user_data: UserSchema) -> User:
+        pass
+
+    async def delete_user(self, user_id: int):
+        pass

backend/app/utils/__init__.py

@@ -0,0 +1 @@
+from .database import async_session_maker

backend/app/utils/database.py

@@ -0,0 +1,13 @@
+from sqlalchemy.ext.asyncio import (
+    async_sessionmaker,
+    create_async_engine,
+    AsyncSession,
+)
+
+from app.config import database_url
+
+engine = create_async_engine(url=database_url)
+
+async_session_maker = async_sessionmaker(
+    engine, class_=AsyncSession, expire_on_commit=False
+)

backend/migrations/README

@@ -0,0 +1 @@
+Generic single-database configuration.

backend/migrations/env.py

@@ -0,0 +1,78 @@
+import asyncio
+from logging.config import fileConfig
+
+from alembic import context
+from sqlalchemy import pool
+from sqlalchemy.engine import Connection
+from sqlalchemy.ext.asyncio import async_engine_from_config
+
+from app.config import database_url
+from app.models import AbstractModel
+
+config = context.config
+config.set_main_option("sqlalchemy.url", database_url)
+if config.config_file_name is not None:
+    fileConfig(config.config_file_name)
+
+target_metadata = AbstractModel.metadata
+
+
+def run_migrations_offline() -> None:
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url,
+        target_metadata=target_metadata,
+        literal_binds=True,
+        dialect_opts={"paramstyle": "named"},
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def do_run_migrations(connection: Connection) -> None:
+    context.configure(connection=connection, target_metadata=target_metadata)
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+async def run_async_migrations() -> None:
+    """In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    connectable = async_engine_from_config(
+        config.get_section(config.config_ini_section, {}),
+        prefix="sqlalchemy.",
+        poolclass=pool.NullPool,
+    )
+
+    async with connectable.connect() as connection:
+        await connection.run_sync(do_run_migrations)
+
+    await connectable.dispose()
+
+
+def run_migrations_online() -> None:
+    """Run migrations in 'online' mode."""
+
+    asyncio.run(run_async_migrations())
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()

backend/migrations/script.py.mako

@@ -0,0 +1,28 @@
+"""${message}
+
+Revision ID: ${up_revision}
+Revises: ${down_revision | comma,n}
+Create Date: ${create_date}
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+${imports if imports else ""}
+
+# revision identifiers, used by Alembic.
+revision: str = ${repr(up_revision)}
+down_revision: Union[str, None] = ${repr(down_revision)}
+branch_labels: Union[str, Sequence[str], None] = ${repr(branch_labels)}
+depends_on: Union[str, Sequence[str], None] = ${repr(depends_on)}
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    ${upgrades if upgrades else "pass"}
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    ${downgrades if downgrades else "pass"}

backend/migrations/versions/30688df8a838_.py

@@ -0,0 +1,42 @@
+"""empty message
+
+Revision ID: 30688df8a838
+Revises: 
+Create Date: 2025-06-17 16:34:26.733662
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '30688df8a838'
+down_revision: Union[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('name', sa.String(length=50), nullable=False),
+    sa.Column('surname', sa.String(length=50), nullable=False),
+    sa.Column('patronymic', sa.String(length=50), nullable=True),
+    sa.Column('email', sa.String(length=256), nullable=False),
+    sa.Column('password', sa.String(length=256), nullable=False),
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_index(op.f('ix_users_id'), 'users', ['id'], unique=False)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f('ix_users_id'), table_name='users')
+    op.drop_table('users')
+    # ### end Alembic commands ###

backend/migrations/versions/a77a1e42b811_.py

@@ -0,0 +1,32 @@
+"""empty message
+
+Revision ID: a77a1e42b811
+Revises: 30688df8a838
+Create Date: 2025-06-17 17:27:50.712571
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = 'a77a1e42b811'
+down_revision: Union[str, None] = '30688df8a838'
+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_index(op.f('ix_users_email'), 'users', ['email'], unique=True)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index(op.f('ix_users_email'), table_name='users')
+    # ### end Alembic commands ###