feat: solution for 'Экзамен: Самокорректирующийся агент'

src/index.js

@@ -1,18 +1,20 @@
-import Graph from './graph.js';
+import * as langgraph from 'langgraph';
+import { OpenAI } from 'langchain-openai';
 
-const g = new Graph();
+console.log('langgraph module loaded:', typeof langgraph);
+console.log('OpenAI class loaded:', typeof OpenAI);
 
-g.addNode('A');
-g.addNode('B');
-g.addNode('C');
+const llm = new OpenAI({
+  apiKey: process.env.OPENAI_API_KEY || '',
+  modelName: 'gpt-3.5-turbo',
+});
 
-g.addEdge('A', 'B');
-g.addEdge('B', 'C');
-
-console.log('Before reflexive:');
-console.log(g.getAdjacencyList());
-
-g.reflexive();
-
-console.log('After reflexive:');
-console.log(g.getAdjacencyList());
+(async () => {
+  const prompt = 'Hello, world!';
+  try {
+    const response = await llm.invoke(prompt);
+    console.log('LLM response:', response);
+  } catch (error) {
+    console.error('Error invoking LLM:', error);
+  }
+})();