chore(v2): establish protocol and test foundation

backend/alembic/env.py

@@ -1,47 +0,0 @@
-import asyncio
-from logging.config import fileConfig
-from sqlalchemy import pool
-from sqlalchemy.engine import Connection
-from sqlalchemy.ext.asyncio import async_engine_from_config
-from alembic import context
-from app.models import Base
-
-config = context.config
-if config.config_file_name is not None:
-    fileConfig(config.config_file_name)
-
-target_metadata = Base.metadata
-
-def run_migrations_offline() -> None:
-    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:
-    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:
-    asyncio.run(run_async_migrations())
-
-if context.is_offline_mode():
-    run_migrations_offline()
-else:
-    run_migrations_online()