fix: be forgiving of - vs _ in video decoder model name

Addresses https://github.com/brycedrennan/imaginAIry/issues/485

imaginairy/api/video_sample.py

@@ -94,6 +94,8 @@ def generate_video(
 
     output_fps = default(output_fps, fps_id)
 
+    model_name = model_name.lower().replace("_", "-")
+
     video_model_config = config.MODEL_WEIGHT_CONFIG_LOOKUP.get(model_name, None)
     if video_model_config is None:
         msg = f"Version {model_name} does not exist."

imaginairy/cli/videogen.py

@@ -20,7 +20,7 @@ logger = logging.getLogger(__name__)
 @click.option(
     "--model",
     default="svd",
-    help="Model to use. One of: svd, svd_xt, svd_image_decoder, svd_xt_image_decoder",
+    help="Model to use. One of: svd, svd-xt, svd-image-decoder, svd-xt-image-decoder",
 )
 @click.option(
     "--fps", default=6, type=int, help="FPS for the AI to target when generating video"