cherry uses a postgres database so you'll need one running. Once you have that you'll need to create .env file like below and populate the database url
DATABASE_URL=...
The backend is written in Rust so you'll need a Rust toolchain. The frontend is written in Gleam so you'll need to install Gleam.
To run the backend
cd backend && cargo run
To run the frontend
cd frontend && gleam run -m lustre/dev start