update readme

package.json

@@ -1,4 +1,5 @@
 {
+  "homepage": "https://yusufipk.github.io/nexter-react/",
   "name": "nexter",
   "version": "0.1.0",
   "private": true,
@@ -7,6 +8,7 @@
     "@testing-library/react": "^11.2.6",
     "@testing-library/user-event": "^12.8.3",
     "font-awesome": "^4.7.0",
+    "gh-pages": "^3.1.0",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
     "react-scripts": "4.0.3",
@@ -17,7 +19,9 @@
     "start": "react-scripts start",
     "build": "react-scripts build",
     "test": "react-scripts test",
-    "eject": "react-scripts eject"
+    "eject": "react-scripts eject",
+    "predeploy": "npm run build",
+    "deploy": "gh-pages -d build"
   },
   "eslintConfig": {
     "extends": [