Examine source code of Robinhood Mint Sync

{
  "manifest_version": 2,
  "name": "Robinhood Mint Sync",
  "description": "Automatically add your Robinhood portfolio to Mint",
  "version": "3.4.1",
  "author": "George Walker",
  "browser_specific_settings": {
    "gecko": {
      "id": "robinhood-mint-sync@georgewwalker.com",
      "strict_min_version": "48.0"
    }
  },
  "icons": {
    "16": "images/icon16.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png",
    "512": "images/icon512.png"
  },
  "background": {
    "scripts": [
      "js/background/main.js",
      "js/background/update_install_listener.js",
      "js/background/browser_action.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "16": "images/icon16.png",
      "48": "images/icon48.png",
      "128": "images/icon128.png",
      "512": "images/icon512.png"
    },
    "default_title": "Robinhood Mint Sync"
  },
  "content_scripts": [
    {
      "matches": [
        "https://robinhood.com/account?syncMint=true"
      ],
      "js": [
        "js/content/robinhood/main.js"
      ]
    },
    {
      "matches": [
        "https://robinhood.com/login?redirectMint=true"
      ],
      "js": [
        "js/content/robinhood/login.js"
      ]
    },
    {
      "matches": [
        "https://mint.intuit.com/settings.event?filter=property&addRobinhood=true"
      ],
      "js": [
        "js/content/mint/properties/update.js"
      ]
    },
    {
      "matches": [
        "https://mint.intuit.com/settings.event?filter=property&setupRobinhood=true"
      ],
      "js": [
        "js/content/mint/properties/check.js"
      ]
    },
    {
      "matches": [
        "https://mint.intuit.com/settings.event?filter=property&createProperty=true&property=*"
      ],
      "js": [
        "js/content/mint/properties/create.js"
      ]
    },
    {
      "matches": [
        "https://mint.intuit.com/overview.event*"
      ],
      "js": [
        "js/external/noty/noty.min.js",
        "js/content/mint/main.js"
      ],
      "css": [
        "css/notification.css",
        "js/external/noty/noty.css",
        "js/external/noty/themes/relax.css"
      ]
    },
    {
      "matches": [
        "https://mint.intuit.com/*"
      ],
      "js": [
        "js/content/mint/triangleFix/triangleFix.js"
      ],
      "css": [
        "css/triangleFix.css"
      ]
    }
  ],
  "options_ui": {
    "page": "html/settings.html",
    "open_in_tab": true
  },
  "permissions": [
    "storage",
    "https://phoenix.robinhood.com/accounts/unified"
  ],
  "web_accessible_resources": [
    "images/*.png",
    "js/external/*"
  ]
}