Разработана первая версия приложений

codebase/backend/bitrix-sync/alembic/env.py

@@ -0,0 +1,34 @@
+import asyncio
+import os
+
+from alembic import context
+from sqlalchemy.ext.asyncio import async_engine_from_config
+
+config = context.config
+config.set_main_option("sqlalchemy.url", os.environ["BITRIX_SYNC_DATABASE_URL"])
+target_metadata = None
+
+
+def run_offline() -> None:
+    context.configure(url=config.get_main_option("sqlalchemy.url"), literal_binds=True)
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+async def run_online() -> None:
+    engine = async_engine_from_config(config.get_section(config.config_ini_section) or {})
+    async with engine.connect() as connection:
+        await connection.run_sync(do_run)
+    await engine.dispose()
+
+
+def do_run(connection) -> None:
+    context.configure(connection=connection)
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_offline()
+else:
+    asyncio.run(run_online())

codebase/backend/bitrix-sync/alembic/versions/0001_connectivity_stub_baseline.py

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+"""Establish the bitrix-sync connectivity-stub migration baseline."""
+
+revision = "0001_sync_baseline"
+down_revision = None
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # The connectivity stub deliberately owns no runtime tables.
+    pass
+
+
+def downgrade() -> None:
+    pass