manifest.json

{
  "name": "__MSG_appName__",
  "version": "0.0.1",
  "manifest_version": 2,
  "description": "__MSG_appDescription__",
  "icons": {
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "120": "icons/icon-120.png",
    "192": "icons/icon-192.png"
  },
  "default_locale": "zh_CN",
  "background": {
    "scripts": [
      "scripts/background.js"
    ],
		"persistent": true
  },
  "permissions": [
    "tabs",
    "storage",
    "http://*/*",
    "https://*/*",
		"contextMenus"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "scripts/custom-elements.min.js",
        "scripts/contentscript.js"
      ],
      "run_at": "document_start",
      "all_frames": false
    }
  ],
  "browser_action": {
    "default_icon": {
      "32": "icons/icon-32.png",
      "48": "icons/icon-48.png"
    },
    "default_title": "__MSG_appName__",
    "default_popup": "popup.html"
  }
}