Examine source code of Logs.tf Extended Plus

{
  "manifest_version": 3,
  "name": "Logs.tf Extended Plus",
  "version": "1.5.2",
  "description": "Adds RGL and ETF2L info to logs on logs.tf. Also shows extra info on log and profile pages.",
  "permissions": [
    "storage"
  ],
  "icons": {
    "16": "icons/logs_tf_extended_plus_logo_16.png",
    "32": "icons/logs_tf_extended_plus_logo_32.png",
    "48": "icons/logs_tf_extended_plus_logo_48.png",
    "64": "icons/logs_tf_extended_plus_logo_64.png",
    "128": "icons/logs_tf_extended_plus_logo_128.png"
  },
  "host_permissions": [
    "https://api-v2.etf2l.org/*",
    "https://rgl.gg/*",
    "https://trends.tf/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.logs.tf/*"
      ],
      "js": [
        "display_extended_column.js"
      ],
      "run_at": "document_end"
    }
  ],
  "action": {
    "default_icon": {
      "16": "icons/logs_tf_extended_plus_logo_16.png",
      "32": "icons/logs_tf_extended_plus_logo_32.png",
      "48": "icons/logs_tf_extended_plus_logo_48.png",
      "64": "icons/logs_tf_extended_plus_logo_64.png",
      "128": "icons/logs_tf_extended_plus_logo_128.png"
    },
    "default_title": "Logs.tf Extended Plus",
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "@logs-tf-extended-plus-public",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "icons/official-match-icon.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}