GitHub Glitch button

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "GitHub Glitch button",
  "description": "Import from a public GitHub repo into Glitch",
  "version": "1.1.0",
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png",
    "512": "icon512.png"
  },
  "author": "Zac Colley",
  "homepage_url": "https://github.com/zaccolley/github-glitch-button",
  "content_scripts": [
    {
      "matches": [
        "*://github.com/*"
      ],
      "css": [
        "styles.css"
      ],
      "js": [
        "scripts.js"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "*://github.com/*"
  ],
  "manifest_version": 2,
  "minimum_chrome_version": "42"
}