# ol.protocol53.testkit.dotenv Minimal `.env` file loading for development lifecycle suites. ## load-env-file ```clojure (load-env-file filename) ``` Loads assignments from `filename` into a string map. Returns an empty map when `filename` does not name an existing file. [source,window=_blank](https://github.com/outskirtslabs/protocol53/blob/docs/v0.0.1/testkit/src/main/ol/protocol53/testkit/dotenv.clj#L36-L43)