feat: integrated with artifacts in states

frontend/src/core/artifacts/utils.ts

@@ -1,3 +1,5 @@
+import type { AgentThread } from "../threads";
+
 export function urlOfArtifact({
   filepath,
   threadId,
@@ -9,3 +11,7 @@ export function urlOfArtifact({
 }) {
   return `http://localhost:8000/api/threads/${threadId}/artifacts${filepath}${download ? "?download=true" : ""}`;
 }
+
+export function extractArtifactsFromThread(thread: AgentThread) {
+  return thread.values.artifacts ?? [];
+}

frontend/src/core/threads/types.ts

@@ -4,6 +4,7 @@ import type { Thread } from "@langchain/langgraph-sdk";
 export interface AgentThreadState extends Record<string, unknown> {
   title: string;
   messages: BaseMessage[];
+  artifacts: string[];
 }
 
 export interface AgentThread extends Thread<AgentThreadState> {}