Update to simplify the connection management.

tui_rsync/infrastructure/orm/__init__.py

@@ -1,4 +1,5 @@
 from .database_manager import DatabaseManager
 from .in_memory_database_manager import InMemoryDatabaseManager
+from .sqlite_database_manager import SqliteDatabaseManager
 
-__all__ = ['DatabaseManager', 'InMemoryDatabaseManager']
+__all__ = ['DatabaseManager', 'InMemoryDatabaseManager', 'SqliteDatabaseManager']

tui_rsync/infrastructure/orm/database_manager.py

@@ -23,5 +23,4 @@ class DatabaseManager(DatabaseManagerPort):
         return self.db
 
     def create_tables(self):
-        with self.db:
         self.db.create_tables(self.models, safe=True)