Examine source code of LLM Chat Bulk Delete

{
  "manifest_version": 3,
  "name": "LLM Chat Bulk Delete",
  "version": "0.3.3",
  "description": "Select multiple ChatGPT, Claude Web, and Claude Code chats and delete them in one confirmed bulk action.",
  "host_permissions": [
    "https://chatgpt.com/*",
    "https://chat.openai.com/*",
    "https://claude.ai/*"
  ],
  "permissions": [
    "storage"
  ],
  "action": {
    "default_area": "navbar",
    "default_icon": "src/popup/icon.svg",
    "default_popup": "src/popup/popup.html",
    "default_title": "LLM Chat Bulk Delete"
  },
  "content_scripts": [
    {
      "matches": [
        "https://chatgpt.com/*",
        "https://chat.openai.com/*"
      ],
      "js": [
        "src/chatgpt/content.js"
      ],
      "css": [
        "src/chatgpt/content.css"
      ],
      "run_at": "document_idle"
    },
    {
      "matches": [
        "https://claude.ai/*"
      ],
      "js": [
        "src/claude/page-bridge.js"
      ],
      "run_at": "document_idle",
      "world": "MAIN"
    },
    {
      "matches": [
        "https://claude.ai/*"
      ],
      "js": [
        "src/claude/core.js",
        "src/claude/content.js"
      ],
      "css": [
        "src/claude/content.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "llm-chat-bulk-delete@codex.local",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      },
      "strict_min_version": "140.0"
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}