cd C:\vcpkg
vcpkg install zstd:x64-windows-static
:: open "x64 Native Tools Command Prompt for VS 2026", cd to project

Run this command: 
nmake /f Makefile.win clean
nmake /f Makefile.win

Example commands
nszrs -C -B -k prod.keys -s 20 -o ./ game.xci     # block
nszrs -C -S -k prod.keys -o ./ game.xci  # solid
nszrs -C -k prod.keys -o ./ game.xci  # default block
nszrs -C -B -k prod.keys -s 20 -o ./ game.nsp     # block
nszrs -C -S -l 20 -K -P -k prod.keys -o ./ game.nsp  # solid (better than block mode for compression)
nszrs -C -k prod.keys -o ./ game.nsp  # default solid
nszrs -C -L -o ./ game.nsp
nszrs -C -k prod.keys -S -l 22 -x --keep -o ./solid game.xci
nszrs -C -B -k prod.keys -s 20 -o ./ game.xci              # default (drops logo, empties update/normal)
nszrs -C -B -k prod.keys -s 18 --keep -o ./ game.xci       # keeps everything
nszrs -C -S -l 20 -k prod.keys -o ./ game.xci 
nszrs -D -F -k prod.keys -o ./ ./game.nsz
nszrs -D -k prod.keys -o ./ ./game.xcz
nszrs -D -k prod.keys -o ./ ./game.nsz # unpacks to identicle as source nsp
nszrs -C -S -k prod.keys -o out/ game.nsp              # auto threads
nszrs -C -S -t 1 -k prod.keys -o out/ game.nsp         # single-threaded
nszrs -C -S -t 4 -k prod.keys -o out/ game.nsp         # 4 workers
nszrs -V -k prod.keys game.xci

To Do:
Build GUI