feat: add Flux, LTX-Video, LTX-2/2.3, speculative decoding, and Windows CUDA support#45

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icryo wants to merge 20 commits intoevilsocket:mainfrom

icryo:windows-cuda-support

Commits on Mar 7, 2026

feat: add LTX-2, Flux, LTX-Video model support + video generation pipeline

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Commits on Mar 9, 2026

fix(ltx2): correct multiple LTX-2.3 transformer bugs

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feat(ltx2): implement STG (Spatio-Temporal Guidance) for LTX-2.3

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fix: use V2 per-token RMS normalization for text embeddings

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fix(ltx2): guard cross-attention AdaLN on actual tensor dim

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fix(ltx2): correct STG tensor unpacking order on worker

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fix: skip generic HF download for image models (no root config.json)

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fix: use default HF cache when model path is a repo ID

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fix: only use model-local HF cache when model path is a real directory

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fix: download sharded transformer weights from HF before loading

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Commits on Mar 15, 2026

merge: resolve conflicts with upstream main (Flux, flash-attn refactor)

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