Agentic Azure App Service app with LangGraph and Foundry agent Service

This repository demonstrates how to build a modern Node.js web application that integrates with both Foundry agents and LangGraph Agents. It provides a simple CRUD task list and two interactive chat agents.

Getting Started

See Tutorial: Build an agentic web app in Azure App Service with LangGraph or Foundry agent Service (Node.js).

Features

• Task List: Simple CRUD web app application.
• LangGraph Agent: Chat with an agent powered by LangGraph.
• Foundry agent: Chat with an agent powered by Foundry agent Service.
• OpenAPI Schema: Enables integration with Foundry agents.

Project Structure

• src/app.ts — Main Express.js application entry point with middleware and route setup.
• src/routes/api.ts — API router with task CRUD endpoints and chat agent routes.
• src/agents/LangGraphTaskAgent.ts — LangGraph-based agent for task management chat.
• src/agents/FoundryTaskAgent.ts — Foundry agent for task management chat.
• src/services/TaskService.ts — Service class for task CRUD operations with SQLite.
• src/types/index.ts — TypeScript interfaces for tasks, chat messages, and requests.
• public/index.html — Single-page React frontend with task list and dual agent chat UI.
• infra/ — Bicep and parameter files for Azure deployment.