Examine source code of Blur.live

{
  "manifest_version": 2,
  "default_locale": "en",
  "name": "__MSG_ExtName__",
  "description": "__MSG_ExtDescription__",
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "browser_action": {
    "default_icon": "media/Blur_icon_inactive_square_128.png",
    "default_popup": "popups/index.html"
  },
  "homepage_url": "https://blur.live",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "run_at": "document_start",
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "js": [
        "light.js"
      ],
      "css": [
        "./styles/blur.css"
      ]
    },
    {
      "run_at": "document_start",
      "matches": [
        "<all_urls>"
      ],
      "all_frames": false,
      "js": [
        "content.js"
      ],
      "css": [
        "./styles/blur.css"
      ]
    },
    {
      "run_at": "document_idle",
      "matches": [
        "<all_urls>"
      ],
      "all_frames": false,
      "js": [
        "notification_base.js"
      ]
    },
    {
      "run_at": "document_start",
      "matches": [
        "https://blur.live/notification*"
      ],
      "all_frames": true,
      "js": [
        "notification_notify.js"
      ]
    },
    {
      "run_at": "document_start",
      "matches": [
        "https://blur.live/*",
        "https://browse.live/*"
      ],
      "all_frames": true,
      "js": [
        "blur_info.js"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "storage",
    "webNavigation",
    "webRequest",
    "downloads",
    "<all_urls>"
  ],
  "icons": {
    "16": "media/16.png",
    "48": "media/48.png",
    "128": "media/128.png"
  },
  "commands": {
    "open-extension-details": {
      "suggested_key": {
        "default": "Ctrl+Shift+6",
        "mac": "Command+Shift+6"
      },
      "description": "Show Blur Config"
    }
  },
  "web_accessible_resources": [
    "notification.html",
    "notification.js",
    "consent.html",
    "consent.js"
  ],
  "version": "1.22.2217.2040",
  "browser_specific_settings": {
    "gecko": {
      "id": "{7cdbf427-778d-4e61-ac49-9cdaa4263023}"
    }
  }
}