playground-ai-chat-mem

Playground project on LLM/AI chatbot and RAG/memory using Java/Quarkus and Langchain4j

This project is web application with a Java & Quarkus backend and a JavaScript (React) frontend. The backend serves a REST API, while the frontend is a SPA (Single Page Application).

📁 Project Structure

• api/ # Java backend application
• client/ # JavaScript frontend ReactJS application

🚀 Getting Started

Prerequisites

• Java 21+. You can download from and install Oracle. Or you can use a SDKMAN!.
• Maven 3.9+. Installation guide here
• Node.js (v23 or higher) and npm. Download and install from here
• Podman or (Docker)[https://docs.docker.com/get-started/get-docker/]

Clone the repository:

git clone <repository_url>
cd <project_root_directory>

💻 Development

Start Quarkus app in (dev mode)[https://quarkus.io/guides/dev-mode-differences]

cd backend
mvn quarkus:dev

(Quinoa extension)[https://quarkus.io/extensions/io.quarkiverse.quinoa/quarkus-quinoa/] will automatically start the frontend development server.

Both frontend and backend hot-reloading will be enabled.

Quarkus (dev services)[https://quarkus.io/guides/dev-services] will also start PostgreSQL PGVector database and (ollama)[https://ollama.com/] for local model inference.

🛠 Build and run

TODO