BREAKING CHANGE(acme): Replace external acme-client with a built-in RFC8555-compliant ACME implementation and update public APIs accordingly

ts/acme/acme.classes.directory.ts

@@ -0,0 +1,13 @@
+/**
+ * ACME directory URL constants for well-known CAs
+ */
+export const ACME_DIRECTORY_URLS = {
+  letsencrypt: {
+    production: 'https://acme-v02.api.letsencrypt.org/directory',
+    staging: 'https://acme-staging-v02.api.letsencrypt.org/directory',
+  },
+  buypass: {
+    production: 'https://api.buypass.com/acme/directory',
+    staging: 'https://api.test4.buypass.no/acme/directory',
+  },
+} as const;