Add linting command

modules/system/.eslintignore

@@ -1,14 +0,0 @@
-# Ignore build files
-**/node_modules/**
-build/*.js
-**/build/*.js
-**/mix.webpack.js
-
-# Ignore all JS except for Mix-based assets
-assets/js
-!assets/js/snowboard
-assets/ui
-assets/vendor
-
-# Ignore test fixtures
-tests/js

modules/system/.eslintrc.json

@@ -41,8 +41,11 @@
         "assets/js/lang",
         "assets/js/mailbrandsettings",
         "assets/js/updates",
-        "assets/ui",
+        "assets/ui/js",
+        "assets/ui/vendor",
+        "assets/ui/*.js",
         "assets/vendor",
+        "tests/fixtures",
         "tests/js",
         "**/build/*.js"
     ]

modules/system/package.json

@@ -24,7 +24,8 @@
     },
     "homepage": "https://wintercms.com/",
     "scripts": {
-        "test": "jest --config tests/js/jest.config.js tests/js/cases"
+        "test": "jest --config tests/js/jest.config.js tests/js/cases",
+        "lint": "eslint --ext .js,.vue --ignore-path .gitignore ."
     },
     "dependencies": {
         "@popperjs/core": "^2.11.4",