portage-ng --merge
>>> Emerging : portage://games-board/stockfish-19:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://games-board/stockfish-19
│ └─ file ─┤ 93.95 Mb stockfish-19-nn-1a298aa575a0.nnue
│ │ 284.38 Kb stockfish-19.tar.gz
└─step 2─┤ install portage://games-board/stockfish-19
│ └─ conf ─┤ USE = "optimize -debug -general-32 -general-64"
│ │ CPU_FLAGS_X86 = "avx2 avx512dq avx512f popcnt sse*"
└─step 3─┤ run portage://games-board/stockfish-19
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
94.23 Mb to be downloaded.