Nia Toolkit integration

process.env.NIA_API_KEY = "nk_...";

process.env.LANGSMITH_TRACING = "true";
process.env.LANGSMITH_API_KEY = "your-api-key";

import { NiaToolkit } from "@nozomioai/langchain-nia";

const toolkit = new NiaToolkit({
  includeSearch: true,        // 5 search tools
  includeSources: true,       // 7 source management tools
  includeGithub: true,        // 4 GitHub tools
  includeContexts: true,      // 2 context/memory tools
  includeDependencies: true,  // 2 dependency tools
});

const tools = toolkit.getTools(); // 20 tools

import { NiaSearch } from "@nozomioai/langchain-nia";

const tool = new NiaSearch();

import { NiaSearch } from "@nozomioai/langchain-nia";

const tool = new NiaSearch();
const result = await tool.invoke({ query: "how to use React hooks" });

import { NiaWebSearch } from "@nozomioai/langchain-nia";

const tool = new NiaWebSearch();
const result = await tool.invoke({ query: "latest Node.js release", numResults: 5 });

import { NiaToolkit } from "@nozomioai/langchain-nia";
import { ChatOpenAI } from "@langchain/openai";

const toolkit = new NiaToolkit({ includeSearch: true });
const tools = toolkit.getTools();

const llm = new ChatOpenAI({ model: "gpt-4o" });
const llmWithTools = llm.bindTools(tools);

const result = await llmWithTools.invoke("Search for React hooks best practices");