fix: change db healthcheck to specify db name

generate_configs.py

@@ -63,7 +63,7 @@ compose_yml = f"""services:
     volumes:
       - postgres_data:/var/lib/postgresql/data
     healthcheck:
-      test: ["CMD", "pg_isready", "-U", "{db_user}"]
+      test: ["CMD", "pg_isready", "-U", {db_user}, "-d", {db_name}]
       interval: 5s
       timeout: 5s
       retries: 5