Error in Building CmdStan

Hi, I am new to all of this and I am in the step of building CmdStan on my Windows 11. Here’s the error:

C:\cmdstan-2.31.0>mingw32-make build
INFO: Could not find files for the given pattern(s).

— Compiling the main object file. This might take up to a minute. —
g++ -c -o src/cmdstan/main.o src/cmdstan/main.cpp
src/cmdstan/main.cpp:1:10: fatal error: cmdstan/command.hpp: No such file or directory
#include <cmdstan/command.hpp>
compilation terminated.
mingw32-make: *** [make/program:14: src/cmdstan/main.o] Error 1