A web-based Decision Support System (DSS) for expert-driven decision making in multi-criteria environments. It supports monitoring and analysis across ecological, economic, energy, and legal domains, providing a platform for task creation, evaluation, and optimal decision selection using AHP, TOPSIS, and ELECTRE methods.

• 🧮 Multi-criteria decision analysis (MCDA) with AHP, TOPSIS, ELECTRE
• 👨‍🔬 Expert evaluation of alternatives and decision scoring
• 🔐 Role-based user system (Admin, Analyst, Expert)
• 🧠 Automatic method recommendation based on task parameters
• 🌐 REST API support for integration and expansion
• 🎨 Responsive UI using Thymeleaf, Tailwind CSS, and vanilla JS

1. Clone the project:

   git clone https://github.com/your-username/dss.git
   cd dss

2. Create MySQL database:

   CREATE DATABASE dss;

3. Configure DB connection
   Edit src/main/resources/application.properties:

   spring.datasource.url=jdbc:mysql://localhost:3306/dss
   spring.datasource.username=your_user
   spring.datasource.password=your_password

4. Run the application:

   ./mvnw spring-boot:run

5. Open in browser:
   http://localhost:8080

• Visualization of MCDA results
• Export reports (PDF/Excel)
• Notifications for experts
• Integration with external datasets and APIs

Anton Misiura
Full-stack Java developer, passionate about intelligent systems and expert decision support.