fix(Build): Use browser field in package.json to exclude `cookies…

…` library from client build

The `eval` hack from 6c3f044 (#8) would also exclude the `cookies` library
from server builds when using vercel.
Using the `browser` field is way cleaner anyway.

Hopefully fixes #12

package.json

@@ -78,6 +78,9 @@
     "ts-jest": "26.4.4",
     "typescript": "3.9.7"
   },
+  "browser": {
+    "cookies": false
+  },
   "prettier": {
     "trailingComma": "es5",
     "tabWidth": 2,

src/index.tsx

@@ -1,5 +1,6 @@
 import { IncomingMessage, ServerResponse } from "http";
 
+import ServerCookies from "cookies";
 import { NextComponentType, NextPageContext } from "next";
 import {
   MakeStore,
@@ -22,9 +23,6 @@ import {
 // @ts-ignore No type definitions and we do not want to create a global definition in this package
 import { CookieStorage, NodeCookiesWrapper } from "redux-persist-cookie-storage";
 
-// Import `cookies` only on server side
-const ServerCookies = typeof window === "undefined" ? eval('require("cookies")') : null;
-
 export type CustomPersistConfig<S> = Omit<PersistConfig<S>, "storage" | "key"> &
   Partial<Pick<PersistConfig<S>, "key">>;