Restore named project snapshots

src/domain/ports/project-snapshot.store.ts

@@ -18,9 +18,19 @@ export interface CreateNamedProjectSnapshotInput {
   actorId?: string;
 }
 
+export interface PreparedProjectSnapshotRestore {
+  snapshot: ProjectSnapshotMetadata;
+  command: ProjectStateRestoreCommand;
+}
+
 export interface ProjectSnapshotStore {
   createNamed(
     input: CreateNamedProjectSnapshotInput
   ): ProjectSnapshotMetadata | null;
   listByProject(projectId: string): ProjectSnapshotMetadata[] | null;
+  prepareRestore(
+    projectId: string,
+    snapshotId: string
+  ): PreparedProjectSnapshotRestore | null;
 }
+import type { ProjectStateRestoreCommand } from "../models/project-state-restore-command.model.js";