BREAKING CHANGE(SmartAcme (Cert Management)): Refactor certificate management and challenge handling API to use a unified certManager interface, remove legacy storage, and update challenge workflows.

ts/interfaces/certmanager.ts

@@ -0,0 +1,37 @@
+import type { InterestMap } from '@push.rocks/lik';
+import type { SmartacmeCert } from '../smartacme.classes.cert.js';
+
+// (ICertRecord removed; use SmartacmeCert directly)
+
+/**
+ * Interface for certificate storage managers.
+ * Users can implement this to provide custom persistence (in-memory,
+ * file-based, Redis, etc.).
+ */
+export interface ICertManager {
+  /**
+   * Map for coordinating concurrent certificate requests.
+   */
+  interestMap: InterestMap<string, SmartacmeCert>;
+  /**
+   * Initialize the store (e.g., connect to database).
+   */
+  init(): Promise<void>;
+  /**
+   * Retrieve a certificate record by domain name.
+   * Returns null if none found.
+   */
+  retrieveCertificate(domainName: string): Promise<SmartacmeCert | null>;
+  /**
+   * Store a certificate record. Fulfills any pending interests.
+   */
+  storeCertificate(cert: SmartacmeCert): Promise<void>;
+  /**
+   * Delete a certificate record by domain name.
+   */
+  deleteCertificate(domainName: string): Promise<void>;
+  /**
+   * Close the store (e.g., disconnect database).
+   */
+  close(): Promise<void>;
+}