queens

Api for N queens problem.

how to run:

1. Checkout the repository
2. Create .env file and declare environment variables:
   1. DATABASE_NAME
   2. DATABASE_USER
   3. DATABASE_USER_PWD
3. Execute command docker-compose up
4. Make GET request to http://localhost:8888/queens/{queenNum}/solutions, where {queenNum} refers to chessboard size and queens