/** * Central resolver for the managed (Atlas) backend base URL. * * The public client ships with a NEUTRAL default host — no internal * deployment codename is ever baked into a public default string. Self-hosters * and dev stacks override it via env. Every hardcoded backend URL in the CLI * routes through here so there is a single seam between the open client and the * closed backend. * * Resolution order (first non-empty wins): *   OPENSCIENCE_API_BASE — the current CLI override *   SYNSC_API_BASE       — the historical CLI override (kept for back-compat) *   MANAGED_API_BASE     — managed-backend override *   ATLAS_BASE_URL       — alias for MANAGED_API_BASE *   THESIS_BASE_URL      — legacy alias (kept so existing exports keep working) *   <neutral default>    — the public managed host */ /** Neutral public default. Contains no internal codename. */export const DEFAULT_MANAGED_API_BASE = "https://app.syntheticsciences.ai" function stripTrailingSlashes(url: string): string {  return url.replace(/\/+$/, "")} /** Env var names that override the managed base URL, highest precedence first. */export const MANAGED_API_BASE_ENV_KEYS = [  "OPENSCIENCE_API_BASE",  "SYNSC_API_BASE",  "MANAGED_API_BASE",  "ATLAS_BASE_URL",  "THESIS_BASE_URL",] as const /** * Resolve the managed backend base URL from the given environment, falling back * to the neutral default. Pure + parameterized so it stays unit-testable. */export function managedApiBase(env: NodeJS.ProcessEnv = process.env): string {  const override = MANAGED_API_BASE_ENV_KEYS.map((key) => env[key]).find((value) => !!value)  return stripTrailingSlashes(override || DEFAULT_MANAGED_API_BASE)} /** The resolved managed base URL for this process. */export const MANAGED_API_BASE = managedApiBase()