feat: Recompile system prompt after memory subagents finish (#1310)

src/agent/modify.ts

@@ -247,6 +247,45 @@ export async function updateConversationLLMConfig(
   return client.conversations.update(conversationId, payload);
 }
 
+export interface RecompileAgentSystemPromptOptions {
+  dryRun?: boolean;
+  updateTimestamp?: boolean;
+}
+
+interface AgentSystemPromptRecompileClient {
+  agents: {
+    recompile: (
+      agentId: string,
+      params: {
+        dry_run?: boolean;
+        update_timestamp?: boolean;
+      },
+    ) => Promise<string>;
+  };
+}
+
+/**
+ * Recompile an agent's system prompt after memory writes so server-side prompt
+ * state picks up the latest memory content.
+ *
+ * @param agentId - The agent ID to recompile
+ * @param options - Optional dry-run/timestamp controls
+ * @param clientOverride - Optional injected client for tests
+ * @returns The compiled system prompt returned by the API
+ */
+export async function recompileAgentSystemPrompt(
+  agentId: string,
+  options: RecompileAgentSystemPromptOptions = {},
+  clientOverride?: AgentSystemPromptRecompileClient,
+): Promise<string> {
+  const client = clientOverride ?? (await getClient());
+
+  return client.agents.recompile(agentId, {
+    dry_run: options.dryRun,
+    update_timestamp: options.updateTimestamp,
+  });
+}
+
 export interface SystemPromptUpdateResult {
   success: boolean;
   message: string;