The app will load all plugins from the source checkout in the dev mode, and from the user's plugins directory at all times (click `Open Plugins Directory` under `Settings` > `Plugins`).
The app will load all plugins from the source checkout in the dev mode, from the user's plugins directory at all times (click `Open Plugins Directory` under `Settings` > `Plugins`) and from the directory specified by the `TERMINUS_PLUGINS` environment var.
A plugin should only provide a default export, which should be a `NgModule` class (or a `NgModuleWithDependencies` where applicable). This module will be injected as a dependency to the app's root module.