Examine source code of A-Traductor

{
  "manifest_version": 3,
  "default_locale": "en",
  "name": "A-Traductor",
  "description": "__MSG_extensionDescription__",
  "version": "9.9.0.3",
  "homepage_url": "https://github.com/itworksig/A-Traductor",
  "browser_specific_settings": {
    "gecko": {
      "id": "{42667e6f-5bf8-4fdc-8816-f5cc757e7f54}",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      },
      "strict_min_version": "64.0"
    }
  },
  "commands": {
    "hotkey-toggle-translation": {
      "suggested_key": {
        "default": "Ctrl+Alt+T"
      },
      "description": "__MSG_lblSwitchTranslatedAndOriginal__"
    },
    "hotkey-translate-selected-text": {
      "suggested_key": {
        "default": "Ctrl+Alt+S"
      },
      "description": "__MSG_msgTranslateSelectedText__"
    },
    "hotkey-swap-page-translation-service": {
      "suggested_key": {
        "default": "Ctrl+Alt+Q"
      },
      "description": "__MSG_swapTranslationService__"
    },
    "hotkey-show-original": {
      "suggested_key": {
        "default": "Shift+Alt+0"
      },
      "description": "__MSG_lblRestorePageToOriginal__"
    },
    "hotkey-translate-page-1": {
      "suggested_key": {
        "default": "Shift+Alt+1"
      },
      "description": "__MSG_lblTranslatePageToTargetLanguage__ 1"
    },
    "hotkey-translate-page-2": {
      "suggested_key": {
        "default": "Shift+Alt+2"
      },
      "description": "__MSG_lblTranslatePageToTargetLanguage__ 2"
    },
    "hotkey-translate-page-3": {
      "suggested_key": {
        "default": "Shift+Alt+3"
      },
      "description": "__MSG_lblTranslatePageToTargetLanguage__ 3"
    },
    "hotkey-hot-translate-selected-text": {
      "suggested_key": {
        "default": "Ctrl+Alt+X"
      },
      "description": "__MSG_lblHotTranslatedSelectedText__"
    }
  },
  "icons": {
    "32": "/icons/icon-32.png",
    "64": "/icons/icon-64.png",
    "128": "/icons/icon-128.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "contextMenus",
    "webRequest"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "optional_permissions": [
    "webNavigation"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "/icons/icon-32.png",
        "/icons/google-translate-32.png",
        "/icons/bing-translate-32.png",
        "/icons/yandex-translate-32.png",
        "/icons/swap-32.png",
        "/contentScript/css/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "options_ui": {
    "page": "/options/options.html",
    "open_in_tab": false,
    "browser_style": false
  },
  "action": {
    "default_icon": "/icons/icon-32.png",
    "default_title": "__MSG_pageActionTitle__",
    "default_popup": "/popup/popup.html"
  },
  "page_action": {
    "default_icon": "/icons/icon-32.png",
    "default_title": "__MSG_pageActionTitle__",
    "default_popup": "/popup/popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_start",
      "all_frames": false,
      "js": [
        "/contentScript/checkScriptIsInjected.js"
      ]
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_start",
      "all_frames": true,
      "match_about_blank": true,
      "js": [
        "/lib/polyfill.js",
        "/lib/checkedLastError.js",
        "/lib/languages.js",
        "/lib/config.js",
        "/lib/platformInfo.js"
      ]
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_end",
      "all_frames": true,
      "match_about_blank": true,
      "js": [
        "/lib/i18n.js",
        "/contentScript/showOriginal.js",
        "/contentScript/pageTranslator.js",
        "/contentScript/translateSelected.js",
        "/contentScript/showTranslated.js"
      ]
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "run_at": "document_end",
      "all_frames": false,
      "js": [
        "/contentScript/popupMobile.js"
      ]
    },
    {
      "matches": [
        "https://www.deepl.com/translator*"
      ],
      "run_at": "document_end",
      "all_frames": false,
      "js": [
        "/contentScript/deepl.js"
      ]
    }
  ],
  "background": {
    "scripts": [
      "/lib/polyfill.js",
      "/lib/checkedLastError.js",
      "/lib/stuff.js",
      "/lib/languages.js",
      "/lib/config.js",
      "/lib/platformInfo.js",
      "/lib/i18n.js",
      "/background/translationCache.js",
      "/background/translationService.js",
      "/background/textToSpeech.js",
      "/background/background.js"
    ]
  }
}