Examine source code of DND spicy keywords

{
  "manifest_version": 2,
  "name": "DND spicy keywords",
  "description": "Add some flavour to crucial DND keywords!",
  "homepage_url": "https://github.com/spicy-keychain/spicy_keywords",
  "version": "1.1",
  "icons": {
    "48": "icons/skw_icon_48.png",
    "96": "icons/skw_icon_96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "zett@netc.eu"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.dndbeyond.com/characters/*"
      ],
      "js": [
        "./configuration.js",
        "./insertion.js"
      ]
    }
  ]
}