Fix import tool fails to restore registry entries

CHANGELOG.md

@@ -17,6 +17,7 @@ If you are upgrading from v0.16.x, replace the binary (or run `docker pull`). If
 - Pagination by anchor for queued messages, tasks and metrics.
 - Spam filter: Use original instead of rewritten `RCPT` on checks.
 - JMAP references in nested objects not resolved.
+- Import tool fails to restore registry entries.
 
 ## [0.16.3] - 2026-04-30
 

crates/common/src/manager/restore.rs

@@ -14,8 +14,7 @@ use std::{
     path::{Path, PathBuf},
 };
 use store::{
-    BlobStore, SUBSPACE_BLOBS, SUBSPACE_COUNTER, SUBSPACE_INDEXES, SUBSPACE_QUOTA,
-    SUBSPACE_REGISTRY_IDX, Store, U32_LEN,
+    BlobStore, SUBSPACE_BLOBS, SUBSPACE_COUNTER, SUBSPACE_INDEXES, SUBSPACE_QUOTA, Store, U32_LEN,
     write::{AnyClass, BatchBuilder, ValueClass, key::DeserializeBigEndian},
 };
 use types::{collection::Collection, field::Field};
@@ -85,7 +84,7 @@ async fn restore_file(store: Store, blob_store: BlobStore, path: &Path) {
                 }
             }
         }
-        SUBSPACE_INDEXES | SUBSPACE_REGISTRY_IDX => {
+        SUBSPACE_INDEXES => {
             while let Some((key, _)) = reader.next() {
                 let account_id = key
                     .as_slice()

tests/src/store/import_export.rs

@@ -146,6 +146,24 @@ pub async fn test(test: &TestServer) {
             }),
             random_bytes(idx + 10),
         );
+        batch.set(
+            ValueClass::Registry(RegistryClass::IndexId {
+                object_id: idx as u16,
+                item_id: idx as u64 * 100,
+            }),
+            vec![],
+        );
+        for index_id in 0u16..3 {
+            batch.set(
+                ValueClass::Registry(RegistryClass::Index {
+                    object_id: idx as u16,
+                    index_id,
+                    key: random_bytes(idx + index_id as usize),
+                    item_id: idx as u64 * 100,
+                }),
+                vec![],
+            );
+        }
     }
     db.write(batch.build_all()).await.unwrap();