Examine source code of Projector

{
  "manifest_version": 3,
  "name": "Projector",
  "version": "4.3.1",
  "description": "A Projectorsoft web extension for website guides.",
  "action": {
    "default_icon": "assets/logo.png"
  },
  "icons": {
    "16": "assets/logo.png",
    "48": "assets/logo.png",
    "128": "assets/logo.png"
  },
  "permissions": [
    "tabs",
    "storage",
    "activeTab"
  ],
  "host_permissions": [
    "*://*/*"
  ],
  "content_scripts": [
    {
      "all_frames": false,
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "./dist/contentScripts/index.global.js"
      ]
    },
    {
      "all_frames": true,
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "./dist/contentScripts/frameInjection.mjs"
      ]
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "dist/contentScripts/style.css",
        "dist/contentScripts/elementSelection/style.css"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "background": {
    "scripts": [
      "./dist/background/index.mjs"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{20012146-e539-492f-b5ee-fcdaa1319042}"
    }
  }
}