Error handling for unsupported transparency

[alternative fix] can't load webui if selected wrong extra option in ui

Fix EXIF orientation in API image loading

call script_callbacks.ui_settings_callback earlier; fix extra-options-section built-in extension killing the ui if using a setting that doesn't exist

fix_jpeg_live_preview

Fix various typos with crate-ci/typos

upscaler_utils: Reduce logging

* upscale_with_model: Remove debugging logging occurring in loop as
  it's an excessive amount of noise when running w/ DEBUG log levels.

Make refiner switchover based on model timesteps instead of sampling steps

cmd args: `--unix-filenames-sanitization` and `--filenames-max-length`

Add a direct link to the binary release

resize handle for extra networks

Protect alphas_cumprod during refiner switchover

dat cmd flag

resizeHandle handle double tap

Use `absolute` path for normalized filepath

register_tmp_file also for mtime

Fix resize-handle visability for vertical layout (mobile)

Protect alphas_cumprod during refiner switchover

dat cmd flag

resizeHandle handle double tap

Use `absolute` path for normalized filepath