Examine source code of Extract Text from Image

{
  "manifest_version": 3,
  "name": "Extract Text from Image",
  "version": "1.3.3",
  "description": "Extract text from images, screenshots, and visible video frames. Private, local OCR.",
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "clipboardWrite"
  ],
  "action": {
    "default_title": "Extract Text from Image",
    "default_popup": "src/popup/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png"
    }
  },
  "background": {
    "scripts": [
      "src/selector.js",
      "src/background.js"
    ]
  },
  "options_ui": {
    "page": "src/options/options.html",
    "open_in_tab": true
  },
  "web_accessible_resources": [
    {
      "resources": [
        "src/quick/quick.html"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "commands": {
    "select-area": {
      "suggested_key": {
        "default": "Ctrl+Shift+U"
      },
      "description": "Select an area to recognize"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "extract-text-from-image@local.app",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self'; connect-src 'self'; img-src 'self' data: blob:"
  }
}