Store 초기화를 hooks.client.ts에서 수행하도록 변경

src/hooks.client.ts

@@ -0,0 +1,26 @@
+import type { ClientInit } from "@sveltejs/kit";
+import { getClientKey, getMasterKeys } from "$lib/indexedDB";
+import { clientKeyStore, masterKeyStore } from "$lib/stores";
+
+const prepareClientKeyStore = async () => {
+  const [encryptKey, decryptKey, signKey, verifyKey] = await Promise.all([
+    getClientKey("encrypt"),
+    getClientKey("decrypt"),
+    getClientKey("sign"),
+    getClientKey("verify"),
+  ]);
+  if (encryptKey && decryptKey && signKey && verifyKey) {
+    clientKeyStore.set({ encryptKey, decryptKey, signKey, verifyKey });
+  }
+};
+
+const prepareMasterKeyStore = async () => {
+  const masterKeys = await getMasterKeys();
+  if (masterKeys.length > 0) {
+    masterKeyStore.set(new Map(masterKeys.map((masterKey) => [masterKey.version, masterKey])));
+  }
+};
+
+export const init: ClientInit = async () => {
+  await Promise.all([prepareClientKeyStore(), prepareMasterKeyStore()]);
+};