manifest.json

{
  "name": "Burpple Image Downloader",
  "version": "1.0",
  "description": "Download photos of a Burpple user.",
  "permissions": ["declarativeContent"],
  "background": {
    "scripts": ["background.js"],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": ["*://*.burpple.com/*/timeline"],
      "js": ["content.js"],
      "run_at": "document_idle",
      "all_frames": false
    }
  ],
  "page_action": {
    "default_popup": "popup.html",
    "default_title": "Download Burpple Posts",
    "default_icon": {
      "16": "images/get_started16.png",
      "32": "images/get_started32.png",
      "48": "images/get_started48.png",
      "128": "images/get_started128.png"
    }
  },
  "icons": {
    "16": "images/get_started16.png",
    "32": "images/get_started32.png",
    "48": "images/get_started48.png",
    "128": "images/get_started128.png"
  },
  "content_security_policy": "script-src 'self' https://cdnjs.cloudflare.com https://cdn.jsdelivr.net; object-src 'self'",
  "manifest_version": 2
}