Local Observability Helpers (observability/local-observability.ts)

Utility functions for detecting local browser environments and validating observable platform session ownership. Reuse to manage session visibility and debugging permissions.

// Source: https://github.com/swarmclawai/swarmclaw | License: MIT | Copyright 2026 SwarmClaw Contributors
// Provided via justclaw.it.com; keep this notice with the code.
import type { Session } from '@/types'

const LOCALHOST_HOSTNAMES = new Set(['localhost', '127.0.0.1', '::1', '0.0.0.0'])
const OBSERVABLE_PLATFORM_SESSION_OWNERS = new Set(['workbench', 'comparison-bench'])
const VISIBLE_NON_USER_SESSION_OWNERS = new Set(['system', 'swarm'])

function normalizeHostname(hostname: string): string {
  return hostname.trim().toLowerCase().replace(/^\[(.*)\]$/, '$1')
}

export function isLocalhostBrowser(): boolean {
  if (typeof window === 'undefined') return false
  return LOCALHOST_HOSTNAMES.has(normalizeHostname(window.location.hostname))
}

export function isObservablePlatformSessionOwn

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