Function deriveApiKeyDiscriminator

src/api/providers/fetchers/modelCache.ts:116–118

* Derive a short, irreversible, non-identifying cache-key discriminator from an API key.

(apiKey: string)

 * Derive a short, irreversible, non-identifying cache-key discriminator from an API key.
 */
function deriveApiKeyDiscriminator(apiKey: string): string {
	return deriveCacheDigest(apiKey, API_KEY_DISCRIMINATOR_BYTES)
}

/**
 * Build a cache key that is unique per provider+server+key combination.