refactor: Business logic and dependencies updates

- 核心服务代码更新 (db, server, auth, proxy)
- Agent 相关模块更新 (mindspace, experience)
- 前端组件和 hooks 更新
- 数据库 schema 更新
- 依赖版本更新

src/utils/sessionStorage.ts

@@ -0,0 +1,39 @@
+const LEGACY_SESSION_KEY = 'tkmind-h5-session-id';
+
+export function resolveSessionStorageKey(userId?: string | null): string {
+  return userId ? `${LEGACY_SESSION_KEY}:${userId}` : LEGACY_SESSION_KEY;
+}
+
+export function readStoredSessionId(userId?: string | null): string | null {
+  if (userId) {
+    // Only use per-user scoped storage. Do not migrate the legacy global key,
+    // which may belong to another account on the same browser profile.
+    return localStorage.getItem(resolveSessionStorageKey(userId));
+  }
+  return localStorage.getItem(LEGACY_SESSION_KEY);
+}
+
+export function writeStoredSessionId(userId: string | null | undefined, sessionId: string) {
+  localStorage.setItem(resolveSessionStorageKey(userId), sessionId);
+}
+
+export function clearStoredSessionId(userId?: string | null) {
+  localStorage.removeItem(resolveSessionStorageKey(userId));
+  if (!userId) {
+    localStorage.removeItem(LEGACY_SESSION_KEY);
+  }
+}
+
+export function clearAllStoredSessionIds() {
+  const keysToRemove: string[] = [];
+  for (let i = 0; i < localStorage.length; i += 1) {
+    const key = localStorage.key(i);
+    if (!key) continue;
+    if (key === LEGACY_SESSION_KEY || key.startsWith(`${LEGACY_SESSION_KEY}:`)) {
+      keysToRemove.push(key);
+    }
+  }
+  for (const key of keysToRemove) {
+    localStorage.removeItem(key);
+  }
+}