Fix alembic migrations for kube

alembic/env.py

@@ -1,5 +1,3 @@
-import os
-
 from logging.config import fileConfig
 
 from sqlalchemy import engine_from_config
@@ -7,10 +5,12 @@ from sqlalchemy import pool
 
 from alembic import context
 
+from mev_inspect.db import get_sqlalchemy_database_uri
+
 # this is the Alembic Config object, which provides
 # access to the values within the .ini file in use.
 config = context.config
-config.set_main_option("sqlalchemy.url", os.environ["SQLALCHEMY_DATABASE_URI"])
+config.set_main_option("sqlalchemy.url", get_sqlalchemy_database_uri())
 
 # Interpret the config file for Python logging.
 # This line sets up loggers basically.