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

py/lora_manager.py

@@ -219,6 +219,7 @@ class LoraManager:
             lora_scanner = await ServiceRegistry.get_lora_scanner()
             checkpoint_scanner = await ServiceRegistry.get_checkpoint_scanner()
             embedding_scanner = await ServiceRegistry.get_embedding_scanner()
+            other_scanner = await ServiceRegistry.get_other_scanner()
 
             # Initialize recipe scanner if needed
             recipe_scanner = await ServiceRegistry.get_recipe_scanner()
@@ -236,6 +237,10 @@ class LoraManager:
                     embedding_scanner.initialize_in_background(),
                     name="embedding_cache_init",
                 ),
+                asyncio.create_task(
+                    other_scanner.initialize_in_background(),
+                    name="other_cache_init",
+                ),
                 asyncio.create_task(
                     recipe_scanner.initialize_in_background(), name="recipe_cache_init"
                 ),
@@ -328,6 +333,7 @@ class LoraManager:
             all_roots.update(config.loras_roots)
             all_roots.update(config.base_models_roots or [])
             all_roots.update(config.embeddings_roots or [])
+            all_roots.update(config.other_roots or [])
 
             total_deleted = 0
             total_size_freed = 0
@@ -460,7 +466,7 @@ class LoraManager:
             # Cancel any in-flight scanner initialization tasks so thread-pool
             # workers (e.g. _initialize_cache_sync) can break out of their loops
             # when the server shuts down (e.g. Ctrl+C on WSL).
-            for name in ("lora_scanner", "checkpoint_scanner", "embedding_scanner"):
+            for name in ("lora_scanner", "checkpoint_scanner", "embedding_scanner", "other_scanner"):
                 scanner = ServiceRegistry.get_service_sync(name)
                 if scanner is not None and hasattr(scanner, "cancel_task"):
                     scanner.cancel_task()