Add MiniMax Hailuo 2.3 models and provider settings

- Add minimax:4@1 (MiniMax Hailuo 2.3) and minimax:4@2 (MiniMax Hailuo 2.3 Fast)
- Add MiniMax provider settings with promptOptimizer option
- Remove unnecessary import in videoInference.py
- Add MiniMax workflow

__init__.py

@@ -45,6 +45,7 @@ from .modules.inputAudios import inputAudios
 from .modules.referenceVideos import referenceVideos
 from .modules.videoInferenceInputs import videoInferenceInputs
 from .modules.lightricksProviderSettings import RunwareLightricksProviderSettings
+from .modules.minimaxProviderSettings import RunwareMiniMaxProviderSettings
 from .modules.vectorize import vectorize
 from .modules.videoBgRemoval import videoBgRemoval
 from .modules.videoUpscaler import videoUpscaler
@@ -108,6 +109,7 @@ NODE_CLASS_MAPPINGS = {
     "Runware Reference Videos": referenceVideos,
     "Runware Video Inference Inputs": videoInferenceInputs,
     "Runware Lightricks Provider Settings": RunwareLightricksProviderSettings,
+    "Runware MiniMax Provider Settings": RunwareMiniMaxProviderSettings,
     "Runware Vectorize": vectorize,
     "Runware Video Background Removal": videoBgRemoval,
     "Runware Video Upscaler": videoUpscaler,