PROMO v2: Promo Code Backend

My solution for the second stage of the PROD olympiad 2025. Passes all tests.

Task: github.com/Central-University-IT/FAQ-2025/tree/main/backend.

Running tests

Prerequisites

Ensure you have the following installed on your system:

• Python (>=3.10,<3.12)
• uv
• Docker (for containerized setup)

Go to tests directory

cd tests

Install dependencies

uv sync --no-dev

Run tests

sh run-tests.sh