refactor/channel & ipc (#349)

Co-authored-by: paisley <8197966+su8su@users.noreply.github.com>
Co-authored-by: zuolingxuan <zuolingxuan@bytedance.com>

src/stores/chat/runtime-ui-actions.ts

@@ -0,0 +1,16 @@
+import type { ChatGet, ChatSet, RuntimeActions } from './store-api';
+
+export function createRuntimeUiActions(set: ChatSet, get: ChatGet): Pick<RuntimeActions, 'toggleThinking' | 'refresh' | 'clearError'> {
+  return {
+    toggleThinking: () => set((s) => ({ showThinking: !s.showThinking })),
+
+    // ── Refresh: reload history + sessions ──
+
+    refresh: async () => {
+      const { loadHistory, loadSessions } = get();
+      await Promise.all([loadHistory(), loadSessions()]);
+    },
+
+    clearError: () => set({ error: null }),
+  };
+}