Seven JSON Viewer

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Seven JSON Viewer",
  "description": "Minimal JSON Viewer with JSON Path",
  "short_name": "JSON Viewer",
  "version": "5.0",
  "offline_enabled": true,
  "manifest_version": 3,
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "main.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    }
  ],
  "content_security_policy": {
    "sandbox": "sandbox allow-scripts; script-src 'self'; object-src 'none';"
  },
  "permissions": [
    "storage"
  ],
  "icons": {
    "16": "assets/icon-16.png",
    "48": "assets/icon-48.png",
    "128": "assets/icon-128.png",
    "512": "assets/icon-512.png"
  },
  "action": {
    "default_popup": "popup.html"
  }
}