Examine source code of No Quote

{
  "manifest_version": 2,
  "name": "No Quote",
  "version": "1.1",
  "description": "Adds a unsupported emoji bewtween brackets so nobody can quote your post on the scratch forums",
  "icons": {
    "48": "icons/48.png",
    "96": "icons/96.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://scratch.mit.edu/discuss/*"
      ],
      "js": [
        "noquote.js"
      ]
    }
  ],
  "browser_action": {
    "default_icon": "icons/32.png",
    "default_title": "No Quote"
  }
}