Examine source code of Glyph Search Plus

{
  "manifest_version": 2,
  "name": "__MSG_name__",
  "version": "0.2.1",
  "description": "__MSG_desc__",
  "default_locale": "ja",
  "icons": {
    "16": "icons/16.png",
    "32": "icons/32.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "browser_action": {
    "browser_style": false,
    "default_icon": {
      "16": "icons/16.png",
      "32": "icons/32.png"
    },
    "default_title": "__MSG_name__",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "common.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.glyphwiki.org/wiki/*",
        "*://www.chise.org/*",
        "*://szsw.bnu.edu.cn/*",
        "*://www.shuowen.org/*"
      ],
      "js": [
        "common.js",
        "main.js"
      ]
    }
  ],
  "permissions": [
    "*://*.glyphwiki.org/wiki/*",
    "*://www.chise.org/*",
    "*://szsw.bnu.edu.cn/*",
    "*://www.shuowen.org/*",
    "storage",
    "contextMenus"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{9a13ec03-0674-4a0c-a839-9047390ea249}"
    }
  }
}