Examine source code of QR Lite - QR Code Generator and Scanner

{
  "manifest_version": 3,
  "name": "__MSG_extension_name__",
  "short_name": "__MSG_extension_short_name__",
  "description": "__MSG_extension_description__",
  "version": "3.5.0",
  "default_locale": "en",
  "icons": {
    "16": "icons/qrlite.svg",
    "48": "icons/qrlite.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "@qrlite",
      "strict_min_version": "126.0"
    }
  },
  "permissions": [
    "activeTab",
    "menus",
    "storage",
    "clipboardWrite",
    "scripting"
  ],
  "action": {
    "default_icon": "icons/qrlite.svg",
    "default_popup": "pages/popup.html"
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; default-src 'self'; connect-src 'self' data: http:; img-src * data: blob:; style-src 'self'; media-src 'self' data:;"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "commands": {
    "_execute_action": {
      "description": "__MSG_browser_action_command_description__"
    },
    "select-region-to-scan": {
      "description": "__MSG_select_region_to_scan_command_description__"
    },
    "select-region-to-scan-open": {
      "description": "__MSG_select_region_to_scan_open_command_description__"
    },
    "select-region-to-scan-open-new-bg-tab": {
      "description": "__MSG_select_region_to_scan_open_new_bg_tab_command_description__"
    },
    "select-region-to-scan-open-new-fg-tab": {
      "description": "__MSG_select_region_to_scan_open_new_fg_tab_command_description__"
    },
    "scan-with-camera": {
      "description": "__MSG_scan_with_camera_command_description__"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "pages/picker.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "options_ui": {
    "page": "pages/settings.html?minimal=true"
  }
}