Added prettier

Author: dennythecoder

.eslintrc.js

@@ -0,0 +1,20 @@
+module.exports = {
+  "extends": ["eslint:recommended", "prettier"], 
+  "plugins": ["prettier"], 
+
+  "parserOptions":{
+    "sourceType":"modules",
+    "ecmaVersion":6
+  },
+  "rules": {
+    "prettier/prettier": [ 
+      "error",
+      {
+        "singleQuote": true, 
+        "trailingComma": "all"
+      }
+    ],
+    "eqeqeq": ["error", "always"] 
+  }
+
+};