Examine source code of LLM Translator

{
  "manifest_version": 3,
  "name": "LLM Translator",
  "description": "LLM-Translator is a browser extension that uses the OpenAI-like API for translation.",
  "version": "0.4.31",
  "icons": {
    "16": "icon.png",
    "32": "icon.png",
    "48": "icon.png",
    "128": "icon.png"
  },
  "options_ui": {
    "page": "src/browser-extension/options/index.html",
    "open_in_tab": true
  },
  "action": {
    "default_icon": "icon.png",
    "default_popup": "src/browser-extension/popup/index.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "match_about_blank": true,
      "js": [
        "src/browser-extension/content_script/index.js"
      ]
    }
  ],
  "background": {
    "page": "background.html"
  },
  "permissions": [
    "storage",
    "contextMenus",
    "webRequest"
  ],
  "commands": {
    "open-popup": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y",
        "mac": "Command+Shift+Y"
      },
      "description": "Open the popup"
    }
  },
  "host_permissions": [
    "https://*.openai.com/",
    "https://*.openai.azure.com/",
    "https://*.ingest.sentry.io/",
    "*://speech.platform.bing.com/",
    "https://*.googletagmanager.com/",
    "https://*.google-analytics.com/",
    "https://*.minimax.chat/",
    "https://*.githubusercontent.com/",
    "https://*.baidu.com/",
    "https://api-edge.cognitive.microsofttranslator.com/",
    "https://*.microsoft.com/",
    "https://*.google.com/",
    "https://*.googleapis.com/",
    "https://*.moonshot.cn/",
    "https://*.volces.com/",
    "https://*.chatglm.cn/",
    "https://*.cohere.ai/",
    "https://*.deepseek.com/"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "i@20110101.xyz"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "assets/src/browser-extension/content_script/index-5ef2b359.js",
        "assets/i18n-392d070c.js",
        "assets/action-1cbf9e77.js",
        "assets/electron-917d39d0.js",
        "assets/browser-polyfill-2efbd742.js",
        "assets/index-b21077ca.js",
        "assets/Translator-64ee6173.js",
        "assets/vocabulary-6cd2b0cf.js",
        "assets/token-1f0f9f4f.js",
        "assets/i18n-d2c343f9.css",
        "assets/Translator-db659d8b.css"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}