Function normalizeOptionalString

src/runtime/config.ts:106–113

(value: string | undefined)

  return Object.prototype.hasOwnProperty.call(env, key);
}

function normalizeOptionalString(value: string | undefined): string | undefined {
  if (value === undefined) {
    return undefined;
  }

  const trimmed = value.trim();
  return trimmed || undefined;
}

function parseBooleanEnv(value: string | undefined): boolean | undefined {