Function hashKey

src/node/runtime/sshConnectionPool.ts:662–664

* Generate deterministic hash for controlPath naming. * Uses first 12 chars of SHA-256 for human-readable uniqueness.

(key: string)

 * Uses first 12 chars of SHA-256 for human-readable uniqueness.
 */
function hashKey(key: string): string {
  return crypto.createHash("sha256").update(key).digest("hex").substring(0, 12);
}