now.json & package.json

now.json

{
  "version": 2,
  "builds": [
    {
      "src": "build/static/**/*",
      "use": "@now/static"
    },
    {
      "src": "robots.txt",
      "use": "@now/static"
    },
    {
      "src": "favicon.ico",
      "use": "@now/static"
    },
    {
      "src": "build/server.js",
      "use": "@now/node"
    },

    {
      "src": "package.json",
      "use": "@now/node-server"
    }
  ],
  "routes": [
    {
       "src": "/robots.txt",
       "dest": "/robots.txt"
    },
    {
      "src": "/static/(.*)",
      "dest": "/build/static/$1"
    },
    {
      "src": "/(.*)",
      "dest": "/build/server.js"
    }
  ]
}

package.json

{
  "name": "example",
  "version": "1.0.0",
  "private": true,
  "description": "Frontity project",
  "keywords": [
    "frontity"
  ],
  "engines": {
    "node": "12.x"
  },
  "scripts": {
    "main": "server.js",
    "start": "node build/server.js",
    "dev": "frontity dev --dont-open-browser",
    "build": "frontity build",
    "serve": "frontity serve",
    "deploy": "npx frontity build && npx now --prod",
    "postInstall": "npm install --no-save --no-optional fabric@^1.6.7"
  },
  "prettier": {},
  "dependencies": {
    "@frontity/core": "^1.4.1",
    "@frontity/html2react": "^1.1.15",
    "@frontity/mars-theme": "./packages/mars-theme",
    "@frontity/tiny-router": "^1.0.18",
    "@frontity/wp-source": "^1.4.3",
    "@frontity/yoast": "^1.1.6",
    "animate.css": "^3.7.2",
    "bootstrap": "^4.4.1",
    "canvas": "^2.6.1",
    "formik": "^2.1.2",
    "frontity": "^1.4.4",
    "jsdom": "^15.2.1",
    "react-bootstrap": "^1.0.0-beta.16",
    "react-ga": "^2.7.0",
    "react-hotjar": "^2.0.4",
    "react-images": "^1.1.0-beta.1",
    "react-places-autocomplete": "^7.2.1",
    "react-select": "^3.0.8",
    "react-stripe-elements": "^6.0.1",
    "react-transition-group": "^4.4.1",
    "react-typed": "^1.2.0",
    "react-wow": "^1.0.0",
    "xmldom": "^0.2.1"
  }
}