perf(client): defer chat persistence dependencies

src/stores/chat/machine/actors/unlock.ts

@@ -1,6 +1,6 @@
 import { fromPromise } from "xstate";
 
-import { getChatRepository } from "@/data/repositories/chat_repository";
+import { loadChatRepository } from "@/data/repositories/chat_repository_loader";
 import { resolveChatCacheOwnerKey } from "@/data/repositories/chat_cache_identity";
 import { Logger } from "@/utils/logger";
 import { Result } from "@/utils/result";
@@ -23,7 +23,7 @@ export interface UnlockHistoryOutput {
 }
 
 export const unlockHistoryActor = fromPromise<UnlockHistoryOutput>(async () => {
-  const chatRepo = getChatRepository();
+  const chatRepo = await loadChatRepository();
   const unlockResult = await chatRepo.unlockHistory();
   if (Result.isErr(unlockResult)) {
     log.error("[chat-machine] unlockHistoryActor failed", {
@@ -45,7 +45,7 @@ export const unlockMessageActor = fromPromise<
   UnlockMessageOutput,
   UnlockMessageRequest
 >(async ({ input }) => {
-  const chatRepo = getChatRepository();
+  const chatRepo = await loadChatRepository();
   const cacheIdentityResult = await resolveChatCacheOwnerKey();
   const unlockResult = await chatRepo.unlockPrivateMessage({
     ...(input.messageId ? { messageId: input.messageId } : {}),