Function restoreEnvVar

src/bridge/pollConfig.test.ts:9–15

(key: string, value: string | undefined)

const originalFcOverrides = process.env.CLAUDE_INTERNAL_FC_OVERRIDES

function restoreEnvVar(key: string, value: string | undefined): void {
  if (value === undefined) {
    delete process.env[key]
  } else {
    process.env[key] = value
  }
}

function setPollConfigOverride(raw: unknown): void {
  process.env.USER_TYPE = 'ant'