Examine source code of factSocial

{
  "manifest_version": 2,
  "name": "factSocial",
  "version": "0.2.0",
  "description": "Fact-check Threads and Bluesky posts using a locally hosted LLM in LM Studio or via OpenRouter.",
  "icons": {
    "48": "icons/icon.svg",
    "96": "icons/icon.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "factsocial@local",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "searchTerms"
        ]
      }
    }
  },
  "permissions": [
    "storage",
    "http://localhost/*",
    "http://127.0.0.1/*",
    "https://openrouter.ai/*",
    "https://html.duckduckgo.com/*",
    "https://duckduckgo.com/*",
    "https://api.search.brave.com/*",
    "https://api.tavily.com/*",
    "*://*.threads.net/*",
    "*://*.threads.com/*",
    "*://*.bsky.app/*"
  ],
  "background": {
    "scripts": [
      "prompts/system-prompt.js",
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.threads.net/*",
        "*://*.threads.com/*"
      ],
      "js": [
        "content/shared.js",
        "content/threads.js"
      ],
      "css": [
        "ui/styles.css"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "*://*.bsky.app/*"
      ],
      "js": [
        "content/shared.js",
        "content/bluesky.js"
      ],
      "css": [
        "ui/styles.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "options_ui": {
    "page": "ui/options.html",
    "open_in_tab": true
  }
}