chore: add scripts for fixing lint (#129)

Author: snitin315

package.json

@@ -25,10 +25,13 @@
     "build": "npm-run-all -p \"build:**\"",
     "commitlint": "commitlint --from=master",
     "security": "npm audit",
-    "lint:prettier": "prettier \"{**/*,*}.{js,json,md,yml,css,ts}\" --list-different",
+    "fmt:check": "prettier \"{**/*,*}.{js,json,md,yml,css,ts}\" --list-different",
     "lint:js": "eslint --cache .",
     "lint:types": "tsc --pretty --noEmit",
-    "lint": "npm-run-all -l -p \"lint:**\"",
+    "lint": "npm-run-all lint:js lint:types fmt:check",
+    "fmt": "npm run fmt:check -- --write",
+    "fix:js": "npm run lint:js -- --fix",
+    "fix": "npm-run-all fix:js fmt",
     "test:only": "cross-env NODE_ENV=test jest",
     "test:watch": "npm run test:only -- --watch",
     "test:coverage": "npm run test:only -- --collectCoverageFrom=\"src/**/*.js\" --coverage",