Remove useless generic

frontend/sync-client/src/persistence/client-metadata-store.ts

@@ -1,6 +1,8 @@
-import type { StoredClient } from "../sync-client";
 import type { StoredDatabase } from "./database";
-import type { MetadataPersistenceProvider } from "./metadata-persistence-provider";
+import type {
+    MetadataPersistenceProvider,
+    StoredClient
+} from "./metadata-persistence-provider";
 import { Lock } from "../utils/data-structures/locks";
 
 // Serialize partial updates to the shared settings, database and notification store
@@ -10,11 +12,11 @@ export class ClientMetadataStore {
 
     private constructor(
         public stored: StoredClient,
-        private readonly persistence: MetadataPersistenceProvider<StoredClient>
+        private readonly persistence: MetadataPersistenceProvider
     ) { }
 
     public static async load(
-        persistence: MetadataPersistenceProvider<StoredClient>
+        persistence: MetadataPersistenceProvider
     ): Promise<ClientMetadataStore> {
         return new ClientMetadataStore(
             (await persistence.load()) ?? {},

frontend/sync-client/src/persistence/metadata-persistence-provider.ts

@@ -1,5 +1,17 @@
+import type { StoredDatabase } from "./database";
+import type { SyncSettings } from "./settings";
+import type { LocalChange } from "../sync-operations/local-changes";
+
+export type StoredClient = Partial<{
+    settings: Partial<SyncSettings>;
+    database: StoredDatabase;
+    localChanges: LocalChange[];
+    localChangesVaultKey: string;
+    historyCheckpoint: { vaultKey: string; checkpoint?: string };
+}>;
+
 // Replace the complete metadata value atomically.
-export interface MetadataPersistenceProvider<T> {
-    load: () => Promise<T | undefined>;
-    save: (data: T) => Promise<void>;
+export interface MetadataPersistenceProvider {
+    load: () => Promise<StoredClient | undefined>;
+    save: (data: StoredClient) => Promise<void>;
 }