fix: Fix config bug in alembic (#1873)

Co-authored-by: Matt Zhou <[email protected]>

alembic/env.py

@@ -5,8 +5,11 @@
 
 from alembic import context
 from letta.base import Base
+from letta.config import LettaConfig
 from letta.settings import settings
 
+letta_config = LettaConfig.load()
+
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.
 config = context.config
@@ -15,7 +18,7 @@
 if settings.letta_pg_uri_no_default:
     config.set_main_option("sqlalchemy.url", settings.letta_pg_uri)
 else:
-    config.set_main_option("sqlalchemy.url", "sqlite:///" + os.path.join(config.recall_storage_path, "sqlite.db"))
+    config.set_main_option("sqlalchemy.url", "sqlite:///" + os.path.join(letta_config.recall_storage_path, "sqlite.db"))
 
 # Interpret the config file for Python logging.
 # This line sets up loggers basically.