update app.json for static-site deployment on heroku

app.json

@@ -4,9 +4,10 @@
   "website": "https://rxresu.me/",
   "repository": "https://github.com/AmruthPillai/Reactive-Resume",
   "logo": "https://i.imgur.com/ugpElge.png",
-  "keywords": [
-    "react",
-    "resume",
-    "static"
-  ]
-}
+  "buildpacks": [
+    {
+      "url": "mars/create-react-app"
+    }
+  ],
+  "keywords": ["react", "resume", "static"]
+}

package.json

@@ -2,12 +2,15 @@
   "name": "reactive-resume",
   "version": "1.0.0",
   "private": true,
+  "engines": {
+    "node": "13.11",
+    "npm": "6.14"
+  },
   "dependencies": {
     "@fullhuman/postcss-purgecss": "^2.1.0",
-    "@material-ui/core": "^4.9.7",
     "@testing-library/jest-dom": "^5.3.0",
-    "@testing-library/react": "^10.0.1",
-    "@testing-library/user-event": "^10.0.0",
+    "@testing-library/react": "^10.0.2",
+    "@testing-library/user-event": "^10.0.1",
     "@vuepress/plugin-google-analytics": "^1.4.0",
     "autoprefixer": "^9.7.5",
     "axios": "^0.19.2",
@@ -60,7 +63,7 @@
   "devDependencies": {
     "eslint-config-airbnb": "^18.1.0",
     "eslint-config-prettier": "^6.10.1",
-    "eslint-plugin-import": "^2.20.1",
+    "eslint-plugin-import": "^2.20.2",
     "eslint-plugin-jsx-a11y": "^6.2.3",
     "eslint-plugin-prettier": "^3.1.2",
     "eslint-plugin-react-hooks": "^3.0.0",

static.json

@@ -0,0 +1,6 @@
+{
+  "root": "build/",
+  "routes": {
+    "/**": "index.html"
+  }
+}