TextExpander for Gmail

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "TextExpander for Gmail",
  "description": "TextExpander for Gmail is best productivity extension for Gmail users. It allows you to respond emails 10x faster.",
  "version": "1.0.3",
  "manifest_version": 2,
  "icons": {
    "48": "icons/icon_48.png",
    "128": "icons/icon_128.png"
  },
  "browser_action": {
    "default_title": "TextExpander for GMail"
  },
  "background": {
    "scripts": [
      "libs/parse.min.js",
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://mail.google.com/*",
        "https://inbox.google.com/*"
      ],
      "js": [
        "libs/jquery-3.2.1.min.js",
        "libs/parse.min.js",
        "libs/tribute.min.js",
        "libs/inboxsdk.js",
        "content/content.js"
      ],
      "css": [
        "libs/style.css",
        "libs/tribute.css"
      ],
      "run_at": "document_end",
      "all_frames": false
    }
  ],
  "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr1UgBm7Ey9CHawYz6x2zHQHXMGzCR+W6YtAoDMjzQB+nnM21klRVmiV029KeIpDhH63wkhw0dnI+G7O/RFPvMo8a0v4V65pX3H1qVGNzbMfx19kK5YVYaZVQnQ7+jniwtV/JyJfyMJk5JpRD0/xYqBLmRKvFTnCt3f06sFjR+GdNYed0KouU3D3P6gd0sJW4AfonEHNxr630EstH6XEhFj6LMRSPSP919ANmBxphwDGngWXSQDRLOkFYVbPoyL/oGA5gvJ8JlVR7JaDjjNiRgnMyJ6aK96HfUfG9hbjsQvc1qB2D6ZTQVJQznwuX3Oin9V1cldsXfOfYtQEitgL/8wIDAQAB",
  "permissions": [
    "storage",
    "https://mail.google.com/",
    "https://inbox.google.com/",
    "https://*.workaddons.com/"
  ],
  "content_security_policy": "script-src 'self' 'unsafe-eval' https://ssl.google-analytics.com; object-src 'self'",
  "web_accessible_resources": [
    "libs/*",
    "content/*",
    "dashboard/*"
  ]
}