Initial release of ComfyUI Subfolder Image Loader

Features:
  - Subfolder navigation and dynamic image filtering
  - Support for all common image formats
  - Transparency mask extraction
  - Security validation and error handling
  - JavaScript frontend for real-time UI updates

__init__.py

@@ -0,0 +1,18 @@
+# __init__.py
+from .subfolder_loader import SubfolderImageLoader
+
+# Web directory for frontend assets
+WEB_DIRECTORY = "./web"
+
+# Required: Maps node identifier to class
+NODE_CLASS_MAPPINGS = {
+    "SubfolderImageLoader": SubfolderImageLoader,
+}
+
+# Optional: Maps identifier to display name
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "SubfolderImageLoader": "Subfolder Image Loader",
+}
+
+# Export for ComfyUI discovery
+__all__ = ['NODE_CLASS_MAPPINGS', 'NODE_DISPLAY_NAME_MAPPINGS', 'WEB_DIRECTORY']