Support deploying one certificate to multiple SSH hosts, and support deploying multiple certificates to one SSH host.

ui/src/domain/access_groups.ts

@@ -0,0 +1,10 @@
+import { Access } from "./access";
+
+export type AccessGroup = {
+  id?: string;
+  name?: string;
+  access?: string[];
+  expand?: {
+    access: Access[];
+  };
+};