Apply ruff linting fixes to Alembic environment

- Fix revision reference in user table migration (0001_create_tasks_table -> 0001)
- Add SQLite batch mode configuration to Alembic env.py
- Enhance logging for SQLite dialect detection
- Ensure consistent configuration for both online and offline migrations

alembic/env.py

@@ -176,11 +176,16 @@ def run_migrations_offline():
         url = config.get_main_option("sqlalchemy.url")
         logger.info(f"Running offline migrations using URL: {url}")
 
+        # Check if this is SQLite URL
+        is_sqlite = url.startswith("sqlite")
+        logger.info(f"Is SQLite URL: {is_sqlite}")
+
         context.configure(
             url=url,
             target_metadata=target_metadata,
             literal_binds=True,
             dialect_opts={"paramstyle": "named"},
+            render_as_batch=is_sqlite,  # Enable batch mode for SQLite
         )
 
         with context.begin_transaction():
@@ -229,8 +234,19 @@ def run_migrations_online():
                 # Connect and run migrations
                 with connectable.connect() as connection:
                     logger.info("Connection successful")
+
+                    # Check if this is SQLite and enable batch mode if needed
+                    is_sqlite = connection.dialect.name == "sqlite"
+                    logger.info(f"Detected dialect: {connection.dialect.name}")
+                    if is_sqlite:
+                        logger.info(
+                            "SQLite detected, enabling batch mode for migrations"
+                        )
+
                     context.configure(
-                        connection=connection, target_metadata=target_metadata
+                        connection=connection,
+                        target_metadata=target_metadata,
+                        render_as_batch=is_sqlite,  # This is essential for SQLite migrations
                     )
 
                     with context.begin_transaction():

alembic/versions/0002_add_user_table.py

@@ -1,7 +1,7 @@
 """Add user table and task relation
 
 Revision ID: 0002
-Revises: 0001_create_tasks_table
+Revises: 0001
 Create Date: 2023-10-31
 
 """
@@ -12,7 +12,7 @@ import sqlalchemy as sa
 
 # revision identifiers, used by Alembic
 revision = "0002"
-down_revision = "0001_create_tasks_table"
+down_revision = "0001"
 branch_labels = None
 depends_on = None