Defined in config.py:
ProductionConfigDevelopmentConfigTestConfigEach inherits from DefaultConfig and overrides runtime-specific fields.
DB_COLLECTIONS_CONFIG loads TOML mapping and validates that:
MONGO_DB_NAME existsBAM_SERVICE_DB_NAME existsIf missing, startup raises error early.
.env.coyote3_env.coyote3_dev_envexample.envwsgi.py (main runtime)run.py, run_dev.py (alternate run modes)