Examine source code of LinkedIn Tango Solver

{
  "manifest_version": 3,
  "name": "Tango Solver Extension",
  "version": "1.1",
  "description": "Solves the Tango board on LinkedIn Games.",
  "browser_specific_settings": {
    "gecko": {
      "id": "tango-solver@hexfield.se"
    }
  },
  "host_permissions": [
    "https://www.linkedin.com/games/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.linkedin.com/games/*"
      ],
      "all_frames": true,
      "js": [
        "content.js"
      ]
    }
  ]
}