feat(backend): add Other model type (VAE/upscaler/text encoder) scanner, service and routes

py/services/base_model_service.py

@@ -7,7 +7,7 @@ import logging
 import os
 import time
 
-from ..utils.constants import VALID_LORA_SUB_TYPES, VALID_CHECKPOINT_SUB_TYPES
+from ..utils.constants import VALID_LORA_SUB_TYPES, VALID_CHECKPOINT_SUB_TYPES, VALID_OTHER_SUB_TYPES
 from ..utils.models import BaseModelMetadata
 from ..utils.metadata_manager import MetadataManager
 from ..utils.usage_stats import UsageStats
@@ -904,6 +904,11 @@ class BaseModelService(ABC):
                 and normalized_type not in VALID_CHECKPOINT_SUB_TYPES
             ):
                 continue
+            if (
+                self.model_type == "other"
+                and normalized_type not in VALID_OTHER_SUB_TYPES
+            ):
+                continue
 
             type_counts[normalized_type] = type_counts.get(normalized_type, 0) + 1