update docs and dependencies

Author: sebastianbenz

.eslintrc.json

@@ -4,7 +4,7 @@
     "ecmaVersion": 2018,
     "sourceType": "module"
   },
-  "plugins": ["prettier"],
+  "plugins": ["prettier", "plugin:@next/next/recommended"],
   "rules": {
     "max-len": [
       2,