Examine source code of reBITme: cashback and rewards

{
  "name": "reBITme: cashback and rewards",
  "short_name": "reBITme",
  "description": "Get cashback for shopping online with reBITme!",
  "version": "2.1.0",
  "manifest_version": 3,
  "incognito": "split",
  "icons": {
    "128": "src/assets/img/icon128-active.png"
  },
  "action": {
    "default_icon": "src/assets/img/icon128-active.png"
  },
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "content_scripts": [
    {
      "js": [
        "assets/index.ts-loader-DVahJeZT.js"
      ],
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_end",
      "css": [
        "assets/index-DVS2_n72.css"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "src/content/injectTripInfoScript.js",
        "src/assets/img/*.*",
        "src/assets/lottieAnimation/*.*",
        "src/assets/img/icon128-active.png",
        "src/assets/img/icon128-in-active.png",
        "src/assets/img/lbp-logo-dark.png",
        "src/assets/img/drag-icon.png",
        "src/content/styles/*.css",
        "src/tailwind/output.css",
        "assets/cashback-icon-bRYrt55O.svg",
        "assets/lbp-logo-dark-RT-l8_0S.png",
        "assets/no-search-tiny-B-y1jZxl.png",
        "assets/profile-blur-sOR4JK8A.png",
        "assets/Profile-Dark-YkIT1uvT.png",
        "assets/refer-and-earn-BqyPLxS4.png",
        "assets/refer-earn-blur-_JEWWwwT.png",
        "assets/Refer_Earn-Dark-BdzQpVcp.png",
        "assets/reward-icon-DkWusfPn.svg",
        "assets/favorite-dark-blur-Cb_wGj2u.png",
        "assets/favorite-light-blur-Baj-Z5r3.png",
        "assets/share_n_earn_dark_blur-CSoQ2N8G.png",
        "assets/share_n_earn_light_blur-D_-hySs3.png",
        "assets/chunk-BK4ls3NA.js",
        "assets/chunk-5Hh6u4l_.js"
      ],
      "use_dynamic_url": false
    }
  ],
  "permissions": [
    "activeTab",
    "cookies",
    "storage",
    "tabs",
    "webNavigation"
  ],
  "host_permissions": [
    "*://rebitme.com/*",
    "*://rme.enactweb.com/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "rebitme@enacton.org",
      "strict_min_version": "58.0"
    }
  }
}