The classic Sudoku game involves a table of 81 squares. The table is divided into nine 3x3 grids, each containing nine squares. To win the game, each of the nine grids has to contain all the numbers 1-9 within its cells. Each number can only appear once in a row, column or grid.
Under server folder create the file .env and in it write: DB_URL={YOUR_MONGODB_URL}
npm install
npm run build
npm start
Runs the server in the development mode on http://localhost:4000.