docs(readme): Add missed API resources

Author: javierbrea

CHANGELOG.md

@@ -12,6 +12,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Added
 ### Changed
 ### Fixed
+- docs(readme): Add missed API resources.
 ### Removed
 
 ## [1.5.0] - 2020-12-25

README.md

@@ -36,6 +36,8 @@ Available api resources are:
   * Response body example: `{ "delay": 0, behavior: "foo-behavior", path: "mocks" }`
 * `PATCH` `/admin/settings` Changes current server settings.
   * Request body example: `{ "delay": 3000 }`
+* `GET` `/admin/alerts` Returns current alerts.
+* `GET` `/admin/alerts/:id` Returns an specific alert. The alert `id` is equivalent to the alert `context`.
 
 > Deprecated api resources under "/mocks" api path are still available.