Multi-Approach AI Chatbot v0

Spring Boot chatbot mockup with Thymeleaf UI, H2 database, and Spring AI (OpenAI).

Quick Start

0. Clone

git clone https://github.com/AlbertProfe/mockup-multiapproachAI.git
cd mockup-multiapproachAI/multiApproachAi

1. Set API Key

export OPENAI_API_KEY=sk-...

2. Run

mvn spring-boot:run

Open http://localhost:8080

Tech Stack

Java 21 · Spring Boot 3.2.5 · Thymeleaf · H2 (file-based) · JPA · Spring AI

Project Structure

root/
├── .git/
├── .gitignore
├── .idea/
├── db/                       # H2 database files
├── doc/                      # Documentation
│   ├── architecture.md
│   ├── h2-database.md
│   ├── multiapproach_v0.md
│   ├── devops/deploy-flow.md
│   └── screenshots/
├── multiApproachAi/          # Spring Boot project
│   ├── pom.xml
│   └── src/
│       ├── main/java/com/example/chatbot/
│       │   ├── ChatbotApplication.java
│       │   ├── config/WebConfig.java
│       │   ├── controller/ChatController.java
│       │   ├── entity/ChatMessage.java
│       │   ├── repository/ChatMessageRepository.java
│       │   └── service/
│       │       ├── ChatService.java
│       │       └── AiChatService.java
│       └── main/resources/
│           ├── application.properties
│           ├── static/css/style.css
│           └── templates/chat.html
├── prod-jar/                 # Deploy artifacts
│   ├── Dockerfile
│   └── chatbot.jar
├── scripts/
│   └── deploy.sh
└── README.md

Deploy Pipeline

See doc/devops/deploy-flow.md for full details.

scripts/deploy.sh  ──►  prod-jar/chatbot.jar  ──►  Docker  ──►  Railway

Step	Command	Description
Build	./scripts/deploy.sh	Runs mvn clean package in multiApproachAi/, copies JAR to prod-jar/
Docker	docker build -t chatbot prod-jar/	Builds image from prod-jar/Dockerfile
Deploy	railway up	Deploys to Railway

Endpoints

Method	Path	Description
GET	/	Chat page
POST	/send	Send message (AJAX)
GET	/h2-console	H2 database console

Documentation

See doc/ for architecture overview, database config, deploy pipeline, and screenshots.

Configuration

Property	Default
Database	jdbc:h2:file:./db/chatdb
DB Username	albert
DB Password	1234
AI Model	gpt-4o-mini
API Key	OPENAI_API_KEY env var