updated package.json for gh-pages

package.json

@@ -1,4 +1,5 @@
 {
+  "homepage": "http://yusufipk.github.io/custom-homepage",
   "name": "homepage",
   "version": "0.1.0",
   "private": true,
@@ -20,7 +21,9 @@
     "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": [