Email templates for Gmail

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Email templates for Gmail",
  "version": "1.2.4",
  "manifest_version": 2,
  "minimum_chrome_version": "90.0.0.0",
  "description": "Supercharge Gmail with a gallery of email templates - emails designed for business, personal or fun.",
  "icons": {
    "48": "res/icon-48.png",
    "128": "icon-128.png"
  },
  "background": {
    "scripts": [
      "js/jquery.js",
      "js/const.js",
      "js/env.js",
      "js/background.js"
    ]
  },
  "content_scripts": [
    {
      "all_frames": true,
      "matches": [
        "https://mail.google.com/*"
      ],
      "js": [
        "js/jquery.js",
        "js/const.js",
        "js/env.js",
        "js/gmail_integrate.js"
      ],
      "css": [
        "css/gmail.css"
      ],
      "run_at": "document_end"
    },
    {
      "all_frames": true,
      "matches": [
        "*://app.flashissue.com/*",
        "*://peek.flashissue.com/*",
        "*://dev-eran.flashissue.com/*"
      ],
      "js": [
        "js/jquery.js",
        "js/const.js",
        "js/env.js",
        "js/fi_integrate.js"
      ],
      "run_at": "document_end"
    }
  ],
  "content_security_policy": "script-src 'self' https://ssl.google-analytics.com; object-src 'self'",
  "homepage_url": "http://www.flashissue.com",
  "web_accessible_resources": [
    "fiframe.html",
    "empty.html",
    "res/loader.gif",
    "res/down_pointer.png"
  ]
}