Add basic linting for app loader

js/.eslintrc.json

@@ -0,0 +1,13 @@
+{
+    "parserOptions": {
+        "ecmaVersion": 6,
+        "sourceType": "script"
+    },
+    "rules": {
+
+    },
+    "env": {
+        "browser": true,
+        "node": true
+    }
+}

package.json

@@ -9,7 +9,7 @@
   },
   "scripts": {
     "lint-apps": "eslint ./apps --ext .js",
-    "test": "node bin/sanitycheck.js && eslint ./apps --ext .js",
+    "test": "node bin/sanitycheck.js && eslint ./apps --ext .js && eslint ./js",
     "start": "npx http-server"
   },
   "dependencies": {