Examine source code of WatchDis

{
  "name": "WatchDis",
  "description": "Show what you're watching on your Discord profile!",
  "version": "1.2.0",
  "manifest_version": 3,
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "background": {
    "scripts": [
      "background.js",
      "hbo.js",
      "max.js"
    ]
  },
  "permissions": [
    "tabs",
    "storage",
    "scripting",
    "alarms"
  ],
  "host_permissions": [
    "https://*.youtube.com/",
    "https://www.disneyplus.com/",
    "https://disney.content.edge.bamgrid.com/",
    "https://disney.api.edge.bamgrid.com/",
    "https://*.hbomax.com/",
    "https://default.prd.api.max.com/",
    "https://www.netflix.com/",
    "https://discover.hulu.com/",
    "https://*.peacocktv.com/"
  ],
  "action": {
    "default_popup": "popup.html"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "login.html"
      ],
      "matches": [
        "https://discord.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "firefox@watchdis.tv"
    }
  }
}