update DB

node_db/dev/custom-node-list.json

@@ -9,6 +9,18 @@
             "description": "If you see this message, your ComfyUI-Manager is outdated.\nDev channel provides only the list of the developing nodes. If you want to find the complete node list, please go to the Default channel."
         },
 
+
+        {
+            "author": "maruhidd",
+            "title": "Transparent Background for ComfyUI",
+            "id": "transparent-bg",
+            "reference": "https://github.com/maruhidd/ComfyUI_Transparent-Background",
+            "files": [
+                "https://github.com/maruhidd/ComfyUI_Transparent-Background"
+            ],
+            "install_type": "git-clone",
+            "description": "Nodes:Remove Background, Fill Transparent"
+        },
         {
             "author": "baicai99",
             "title": "ComfyUI-FrameSkipping",