chore(ci): add Dependabot

.dependabot/config.yml

@@ -0,0 +1,13 @@
+version: 1
+update_configs:
+  - package_manager: "javascript"
+    directory: "/"
+    update_schedule: "live"
+    version_requirement_updates: increase_versions
+    automerged_updates:
+      - match:
+          dependency_type: "development"
+          update_type: "all"
+      - match:
+          dependency_type: "production"
+          update_type: "all"

README.md

@@ -5,7 +5,8 @@
 [![Download Total](https://img.shields.io/npm/dt/ember-lazy-mount.svg)](http://badge.fury.io/js/ember-lazy-mount)
 [![Ember Observer Score](https://emberobserver.com/badges/ember-lazy-mount.svg)](https://emberobserver.com/addons/ember-lazy-mount)
 [![Ember Versions](https://img.shields.io/badge/Ember.js%20Versions-%5E3.4-brightgreen.svg)](https://travis-ci.org/buschtoens/ember-lazy-mount)
-[![code style: prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg)](https://github.com/prettier/prettier)
+[![code style: prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg)](https://github.com/prettier/prettier)  
+[![Dependabot enabled](https://img.shields.io/badge/dependabot-enabled-blue.svg?logo=dependabot)](https://dependabot.com/)
 [![dependencies](https://img.shields.io/david/buschtoens/ember-lazy-mount.svg)](https://david-dm.org/buschtoens/ember-lazy-mount)
 [![devDependencies](https://img.shields.io/david/dev/buschtoens/ember-lazy-mount.svg)](https://david-dm.org/buschtoens/ember-lazy-mount)