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Engine networks (assets-v1)

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@saqibsiddiq saqibsiddiq released this 04 Sep 08:31
· 20 commits to main since this release

Stockfish 18 NNUE networks, downloaded by Chesy on first run.

These are data files, not code. They are kept out of the app package because
together they are 107 MB of what would otherwise be a 109 MB engine binary;
shipping without them puts the APK at 9.4 MB and the engine searches
identically once they are supplied at runtime (bench 16 1 12 returns
1,364,733 nodes either way).

file size sha256
nn-c288c895ea92.nnue 108,919,594 c288c895ea924429ea9092e3f36b2b3c1f00f2a3a4c759ff7e57e79e3b43e4a7
nn-37f18f62d772.nnue 3,519,630 37f18f62d772f3107e1d6aaca3898c130c3c86f2ab63e6555fbbca20635a899d

The app verifies both checksums before installing either file. The filenames
and tag are referenced by app/src-tauri/assets-manifest.json and must not
change; publish a new tag instead.

Upstream: https://github.com/official-stockfish/Stockfish (GPLv3).