Examine source code of RustSurvivor - Login

{
  "manifest_version": 3,
  "name": "RustSurvivor - Login",
  "version": "1.0.2",
  "browser_specific_settings": {
    "gecko": {
      "id": "rustsurvivor-extension@rustsurvivor.com",
      "strict_min_version": "120.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "description": "Browser extension that extracts Rust+ credentials and redirects them to RustSurvivor website for enhanced server management",
  "icons": {
    "16": "icon.png",
    "32": "icon.png",
    "48": "icon.png",
    "64": "icon.png",
    "128": "icon.png"
  },
  "permissions": [
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "https://*.rustsurvivor.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://companion-rust.facepunch.com/*"
      ],
      "js": [
        "content.js"
      ]
    },
    {
      "matches": [
        "https://steamcommunity.com/*"
      ],
      "js": [
        "steam-auth.js"
      ]
    },
    {
      "matches": [
        "https://*.rustsurvivor.com/*"
      ],
      "js": [
        "inject-id.js"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "injected.js"
      ],
      "matches": [
        "https://companion-rust.facepunch.com/*"
      ]
    }
  ]
}