Update preview nodes

- Support custom background color in preview node
- Fix Preview node does not update automatically with same mesh name
- Add system config file that allow custom clients IP address

webserver/server.py

@@ -1,11 +1,11 @@
 import server
 import folder_paths as comfy_paths
 import os
-import time
-import subprocess
 
 from ..shared_utils.common_utils import cstr
 
+ROOT_PATH = os.path.join(comfy_paths.get_folder_paths("custom_nodes")[0], "ComfyUI-3D-Pack")
+
 web = server.web
 
 SUPPORTED_VIEW_EXTENSIONS = (
@@ -19,11 +19,18 @@ SUPPORTED_VIEW_EXTENSIONS = (
     '.splat'
 )
 
+
+web_conf = None
+
+def set_web_conf(new_web_conf):
+    global web_conf
+    web_conf = new_web_conf
+
 @server.PromptServer.instance.routes.get("/extensions/ComfyUI-3D-Pack/html/viewfile")
 async def view_file(request):
     query = request.rel_url.query
     # Security check to see if query client is local
-    if request.remote == "127.0.0.1" and "filepath" in query:
+    if request.remote in web_conf['clients_ip'] and "filepath" in query:
         filepath = query["filepath"]
         
         cstr(f"[Server Query view_file] Get file {filepath}").msg.print()
@@ -31,4 +38,4 @@ async def view_file(request):
         if filepath.lower().endswith(SUPPORTED_VIEW_EXTENSIONS) and os.path.exists(filepath):
             return web.FileResponse(filepath)
     
-    return web.Response(status=404)
+    return web.Response(status=404)