minor changes on package json

Author: chaanto

package.json

@@ -2,6 +2,7 @@
   "name": "react-basic",
   "version": "0.1.0",
   "private": true,
+  "homepage": "https://chaanto.github.io/react-basic",
   "dependencies": {
     "react": "^16.11.0",
     "react-dom": "^16.11.0",
@@ -11,7 +12,9 @@
     "start": "react-scripts start",
     "build": "react-scripts build",
     "test": "react-scripts test",
-    "eject": "react-scripts eject"
+    "eject": "react-scripts eject",
+    "predeploy" : "npm build",
+    "deploy" : "gh-pages -d build"
   },
   "eslintConfig": {
     "extends": "react-app"