Examine source code of Download Accelerator and Manager

{
  "version": "0.2.0",
  "manifest_version": 3,
  "host_permissions": [
    "*://*/*"
  ],
  "name": "Download Accelerator & Manager",
  "description": "Easily manage and accelerate your downloads up to 5 times!",
  "homepage_url": "https://mybrowseraddon.com/download-accelerator-manager.html",
  "commands": {
    "_execute_action": {}
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "142.0",
      "id": "{220d0129-80d5-4c67-b6ea-742062aef5be}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "lib/config.js",
      "lib/chrome.js",
      "lib/runtime.js",
      "lib/common.js"
    ]
  },
  "permissions": [
    "storage",
    "downloads",
    "contextMenus",
    "notifications",
    "downloads.open",
    "unlimitedStorage"
  ],
  "action": {
    "default_title": "Download Accelerator & Manager",
    "default_icon": {
      "16": "data/icons/16.png",
      "32": "data/icons/32.png",
      "48": "data/icons/48.png",
      "64": "data/icons/64.png"
    }
  },
  "icons": {
    "16": "data/icons/16.png",
    "32": "data/icons/32.png",
    "48": "data/icons/48.png",
    "64": "data/icons/64.png",
    "128": "data/icons/128.png"
  }
}