Add LTX-2 Support (#644)

* WIP, adding support for LTX2

* Training on images working

* Fix loading comfy models

* Handle converting and deconverting lora so it matches original format

* Reworked ui to habdle ltx and propert dataset default overwriting.

* Update the way lokr saves to it is more compatable with comfy

* Audio loading and synchronization/resampling is working

* Add audio to training. Does it work? Maybe, still testing.

* Fixed fps default issue for sound

* Have ui set fps for accurate audio mapping on ltx

* Added audio procession options to the ui for ltx

* Clean up requirements

ui/src/types.ts

@@ -96,7 +96,11 @@ export interface DatasetConfig {
   control_path?: string | null;
   num_frames: number;
   shrink_video_to_frames: boolean;
-  do_i2v: boolean;
+  do_i2v?: boolean;
+  do_audio?: boolean;
+  audio_normalize?: boolean;
+  audio_preserve_pitch?: boolean;
+  fps?: number;
   flip_x: boolean;
   flip_y: boolean;
   control_path_1?: string | null;