Examine source code of Ogame Infinity

{
  "manifest_version": 3,
  "name": "Ogame Infinity",
  "version": "2.5.6",
  "description": "OGI - To Ogame's infinity and beyond!",
  "browser_specific_settings": {
    "gecko": {
      "id": "{082ec2d7-1c60-4c98-808e-bafd9c33d5ea}",
      "strict_min_version": "120.0"
    },
    "gecko_android": {
      "strict_min_version": "120.0"
    }
  },
  "icons": {
    "32": "assets/images/logo128.png",
    "128": "assets/images/logo128.png",
    "256": "assets/images/logo512.png",
    "512": "assets/images/logo512.png"
  },
  "host_permissions": [
    "https://*.ogame.gameforge.com/game/*"
  ],
  "permissions": [
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "css": [
        "global.css"
      ],
      "exclude_matches": [
        "https://*.ogame.gameforge.com/game/admin2/*",
        "https://*.ogame.gameforge.com/game/index.php?page=standalone&component=empire"
      ],
      "matches": [
        "https://*.ogame.gameforge.com/game/*"
      ],
      "run_at": "document_start"
    },
    {
      "exclude_matches": [
        "https://*.ogame.gameforge.com/game/admin2/*"
      ],
      "js": [
        "main.js"
      ],
      "matches": [
        "https://*.ogame.gameforge.com/game/*"
      ],
      "run_at": "document_start"
    }
  ],
  "action": {
    "default_icon": {
      "32": "assets/images/logo128.png"
    },
    "default_title": "Ogame Infinity"
  },
  "web_accessible_resources": [
    {
      "matches": [
        "<all_urls>"
      ],
      "resources": [
        "ogkush.js",
        "main.js",
        "libs/*",
        "assets/*",
        "util/*",
        "ctxpage/*",
        "ctxcontent/*"
      ]
    }
  ]
}