Examine source code of Bahn Insight

{
  "manifest_version": 2,
  "name": "Bahn Insight",
  "version": "0.7",
  "description": "Extends the booking portal of bahn.de with linking to useful information.",
  "homepage_url": "https://git.clerie.de/clerie/bahn-insight/",
  "content_scripts": [
    {
      "matches": [
        "*://reiseauskunft.bahn.de/*"
      ],
      "js": [
        "js/reiseauskunft.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "media/*"
  ]
}