在开发chrome扩展时监听点击body

{
  "manifest_version": 2,
  "name": "My Extension",
  "version": "1.0",
  "permissions": [
    "tabs",
    "activeTab"
  ],
  "background": {
    "scripts": ["background.js"],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "popup.html"
  },
  "manifest_version": 2
}

chrome.tabs.onUpdated.addListener(function(tabId, changeInfo, tab) {
  if (changeInfo.status === 'complete') {
    chrome.tabs.executeScript(tabId, { file: 'content.js' });
  }
});

chrome.runtime.onMessage.addListener(function(request, sender, sendResponse) {
  if (request.message === 'clicked_body') {
    // 处理点击body的逻辑
    console.log('Body clicked!');
  }
});

document.body.addEventListener('click', function() {
  chrome.runtime.sendMessage({ message: 'clicked_body' });
});