Token signing

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Token signing",
  "version": "0.0.33",
  "minimum_chrome_version": "40.0",
  "manifest_version": 2,
  "description": "Use your eID smart card on the web",
  "icons": {
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "default_locale": "en",
  "content_scripts": [
    {
      "matches": [
        "*://*/*",
        "file:///*"
      ],
      "exclude_matches": [
        "*://*.overdrive.com/*",
        "*://*/*.svg",
        "https://ebs.instructure.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end",
      "all_frames": true
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "nativeMessaging"
  ],
  "applications": {
    "gecko": {
      "id": "{443830f0-1fff-4f9a-aa1e-444bafbc7319}"
    }
  }
}