😒 chore: Add dev script.

Author: make-github-pseudonymous-again

package.json

@@ -49,7 +49,8 @@
     "esdoc": "esdoc",
     "lint": "true",
     "prepare": "npm run build",
-    "cover": "nyc --reporter=lcov npm test"
+    "cover": "nyc --reporter=lcov npm test",
+    "dev": "npm run lint -- --fix && npm run cover -- -- -st --fail-fast"
   },
   "dependencies": {},
   "main": "lib/index.js",