Examine source code of ABVGC Teamsheet Exporter

{
  "manifest_version": 3,
  "name": "ABVGC Showdown Team Exporter",
  "version": "1.3.0",
  "description": "Adds an Export Teamsheet button beside Import/Export in the Pokémon Showdown teambuilder.",
  "browser_specific_settings": {
    "gecko": {
      "id": "showdown-team-exporter@abvgc.com",
      "strict_min_version": "109.0"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://play.pokemonshowdown.com/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "content.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "page.js"
      ],
      "matches": [
        "*://play.pokemonshowdown.com/*"
      ]
    }
  ]
}