feat(agents): 新增云端智能体入口与草稿编辑

shared/cloud-agents.ts

@@ -0,0 +1,28 @@
+export const CLOUD_AGENTS_PATH = '/api/cloud-agents';
+
+export interface CloudAgentDraft {
+  slug: string;
+  name: string;
+  purpose: string;
+  system_prompt: string;
+  draft_revision: number;
+  updated_at: string;
+}
+
+export interface CloudAgentPage {
+  agents: CloudAgentDraft[];
+  next_cursor: string | null;
+}
+
+export interface CreateCloudAgent {
+  operation_id: string;
+  name: string;
+  purpose: string;
+}
+
+export interface SaveCloudAgentDraft {
+  expected_revision: number;
+  name: string;
+  purpose: string;
+  system_prompt: string;
+}