Examine source code of LoadHunter

{
  "manifest_version": 2,
  "name": "LoadHunter",
  "description": "Search loads with efficiency and speed you never had before.",
  "version": "3.0.2",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "cookies",
    "declarativeNetRequest",
    "browsingData",
    "https://*/*",
    "http://*/*"
  ],
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "remove-frame-headers",
        "enabled": true,
        "path": "rules.json"
      }
    ]
  },
  "web_accessible_resources": [
    "images/**.*",
    "icons/**.*",
    "injectable/**.*",
    "css/**.css",
    "content-scripts/*.css"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Default Popup Title",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://one.dat.com/*",
        "https://power-mobile.dat.com/*",
        "https://truckersedge.dat.com/*"
      ],
      "run_at": "document_end",
      "css": [
        "content-scripts/board_dat_one.css"
      ],
      "js": [
        "content-scripts/board_dat_one.js"
      ]
    },
    {
      "matches": [
        "https://carrier.superdispatch.com/*"
      ],
      "run_at": "document_end",
      "css": [
        "content-scripts/board_superdispatch.css"
      ],
      "js": [
        "content-scripts/board_superdispatch.js"
      ]
    },
    {
      "matches": [
        "https://main.truckstop.com/*"
      ],
      "run_at": "document_end",
      "css": [
        "content-scripts/board_truckstop.css"
      ],
      "js": [
        "content-scripts/board_truckstop.js"
      ]
    },
    {
      "matches": [
        "https://carrier.superdispatch.com/*",
        "https://main.truckstop.com/*",
        "https://one.dat.com/*",
        "https://power-mobile.dat.com/*",
        "https://truckersedge.dat.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/darkreader_proxy.js"
      ],
      "world": "MAIN"
    },
    {
      "matches": [
        "https://app.loadhunter.io/*",
        "https://app.loadhunter.org/*"
      ],
      "run_at": "document_end",
      "js": [
        "content-scripts/dashboard.js"
      ]
    },
    {
      "matches": [
        "https://app.loadhunter.io/*",
        "https://app.loadhunter.org/*",
        "https://apps.fleetone.com/*",
        "https://carrier.superdispatch.com/*",
        "https://cfs.compassstore.net/*",
        "https://clientlogin.getpartnersfunding.com/*",
        "https://clientlogin.winfactor.com/*",
        "https://compassfs.net/*",
        "https://mail.google.com/*",
        "https://main.truckstop.com/*",
        "https://myverobc.com/*",
        "https://one.dat.com/*",
        "https://power-mobile.dat.com/*",
        "https://profunding.winfactor.com/*",
        "https://rtspro.com/*",
        "https://truckersedge.dat.com/*",
        "https://usweb.jdfactors.com/*",
        "https://www.mytriumph.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/extension_checker.js"
      ],
      "world": "MAIN"
    },
    {
      "matches": [
        "https://app.loadhunter.io/*",
        "https://app.loadhunter.org/*",
        "https://apps.fleetone.com/*",
        "https://carrier.superdispatch.com/*",
        "https://cfs.compassstore.net/*",
        "https://clientlogin.getpartnersfunding.com/*",
        "https://clientlogin.winfactor.com/*",
        "https://compassfs.net/*",
        "https://mail.google.com/*",
        "https://main.truckstop.com/*",
        "https://myverobc.com/*",
        "https://one.dat.com/*",
        "https://power-mobile.dat.com/*",
        "https://profunding.winfactor.com/*",
        "https://rtspro.com/*",
        "https://truckersedge.dat.com/*",
        "https://usweb.jdfactors.com/*",
        "https://www.mytriumph.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/extension_checker_responder.js"
      ]
    },
    {
      "matches": [
        "https://myverobc.com/*",
        "https://rtspro.com/*"
      ],
      "run_at": "document_end",
      "js": [
        "content-scripts/factoring-autofill.js"
      ],
      "world": "MAIN"
    },
    {
      "matches": [
        "https://apps.fleetone.com/*",
        "https://cfs.compassstore.net/*",
        "https://clientlogin.getpartnersfunding.com/*",
        "https://clientlogin.winfactor.com/*",
        "https://compassfs.net/*",
        "https://myverobc.com/*",
        "https://profunding.winfactor.com/*",
        "https://usweb.jdfactors.com/*",
        "https://www.mytriumph.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/factoring-connect.js"
      ]
    },
    {
      "matches": [
        "https://mail.google.com/*"
      ],
      "run_at": "document_end",
      "css": [
        "content-scripts/gmail.css"
      ],
      "js": [
        "content-scripts/gmail.js"
      ]
    },
    {
      "matches": [
        "https://one.dat.com/*",
        "https://power-mobile.dat.com/*",
        "https://truckersedge.dat.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/local_storage_listener.js",
        "content-scripts/network_listener_dat_one.js"
      ],
      "world": "MAIN"
    },
    {
      "matches": [
        "https://cfs.compassstore.net/*",
        "https://compassfs.net/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/network_listener_compass.js"
      ],
      "world": "MAIN"
    },
    {
      "matches": [
        "https://main.truckstop.com/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/network_listener_truckstop.js"
      ],
      "world": "MAIN"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{b5b396f1-8b39-45f6-87c7-c98518768e06}"
    }
  }
}