perf(client): defer chat persistence dependencies

src/stores/chat/chat-history-sync.ts

@@ -1,6 +1,6 @@
 import type { UiMessage } from "@/data/dto/chat";
 import { resolveChatCacheOwnerKey } from "@/data/repositories/chat_cache_identity";
-import { getChatRepository } from "@/data/repositories/chat_repository";
+import { loadChatRepository } from "@/data/repositories/chat_repository_loader";
 import { Logger } from "@/utils/logger";
 import { Result } from "@/utils/result";
 import { todayString } from "@/utils/date";
@@ -47,7 +47,7 @@ export async function resolveHistoryCacheIdentity(): Promise<string | null> {
 export async function readLocalHistorySnapshot(
   cacheIdentity: string | null,
 ): Promise<LocalHistorySnapshotOutput> {
-  const chatRepo = getChatRepository();
+  const chatRepo = await loadChatRepository();
   const greetingMessage = createGreetingMessage();
 
   const localResult = cacheIdentity
@@ -77,7 +77,7 @@ export async function syncNetworkHistory(
   localCount: number,
   cacheIdentity: string | null,
 ): Promise<NetworkHistorySyncOutput | null> {
-  const chatRepo = getChatRepository();
+  const chatRepo = await loadChatRepository();
   const greetingMessage = createGreetingMessage();
 
   const networkResult = await chatRepo.getHistory(CHAT_HISTORY_LIMIT, 0);

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

@@ -3,7 +3,7 @@ import { fromCallback, fromPromise } from "xstate";
 import { ExceptionHandler } from "@/core/errors";
 import { MessageQueue } from "@/core/net/message-queue";
 import type { ChatSendResponse } from "@/data/dto/chat";
-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";
@@ -66,7 +66,7 @@ async function sendMessageViaHttp(content: string): Promise<{
   response: ChatSendResponse;
   reply: UiMessage | null;
 }> {
-  const chatRepo = getChatRepository();
+  const chatRepo = await loadChatRepository();
   const cacheIdentityResult = await resolveChatCacheOwnerKey();
   const result = await chatRepo.sendMessage(content);
   if (Result.isErr(result)) {

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 } : {}),