fix: add some missing cli args to usage (leejet#363)

fix: improve VAE tiling (leejet#372)

* fix and improve: VAE tiling
- properly handle the upper left corner interpolating both x and y
- refactor out lerp
- use smootherstep to preserve more detail and spend less area blending

* actually fix vae tile merging

Co-authored-by: stduhpf <stephduh@live.fr>

* remove the now unused lerp function

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Co-authored-by: stduhpf <stephduh@live.fr>

feat: add exponential scheduler (leejet#346)

* feat: added exponential scheduler

* updated README

* improved exponential formatting

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Co-authored-by: leejet <leejet714@gmail.com>

feat: add ipndm and ipndm_v samplers (leejet#344)

feat: add vulkan backend support (leejet#291)

* Fix includes and init vulkan the same as llama.cpp

* Add Windows Vulkan CI

* Updated ggml submodule

* support epsilon as a parameter for ggml_group_norm

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Co-authored-by: Cloudwalk <cloudwalk@icculus.org>
Co-authored-by: Oleg Skutte <00.00.oleg.00.00@gmail.com>
Co-authored-by: leejet <leejet714@gmail.com>

fix: fix some typos (leejet#361)

fix: add enum type to sd_type_t (leejet#293)

fix: resolve naming conflict while llama.cpp and sd.cpp both build (l…

…eejet#351)

feat: add GITS scheduler (leejet#343)

fix: do not force using f32 for some flux layers

This sometimes leads to worse result