diff --git a/src/frontend/src/store.ts b/src/frontend/src/store.ts
index 4e601d6..7b5f903 100644
--- a/src/frontend/src/store.ts
+++ b/src/frontend/src/store.ts
@@ -377,6 +377,10 @@ export const useStore = create<AppStore>((set, get) => ({
   morningBrief: null,
   subConfig: null,
 
+  // v2.6: 多项目
+  projects: {},
+  selectedProjectId: null,
+
   activeTab: 'tasks',
   edictFilter: 'active',
   statusFilter: 'all',
@@ -405,6 +409,12 @@ export const useStore = create<AppStore>((set, get) => ({
   setSelectedOfficial: (id) => set({ selectedOfficial: id }),
   setModalTaskId: (id) => set({ modalTaskId: id }),
   setCountdown: (n) => set({ countdown: n }),
+  setSelectedProjectId: (pid) => {
+    set({ selectedProjectId: pid });
+    setApiProjectId(pid);
+    // 切换项目后重新加载
+    get().loadLive();
+  },
 
   toast: (msg, type = 'ok') => {
     const id = ++_toastId;