Add accumulator preview reordering

__init__.py

@@ -343,6 +343,7 @@ try:
         LOOP_NODE_DISPLAY_NAME_MAPPINGS,
         accumulator_delete_entries,
         accumulator_list_entries,
+        accumulator_move_entry,
     )
     from .prompt_builder import (
         build_camera_config_json,
@@ -418,6 +419,7 @@ except ImportError:
         LOOP_NODE_DISPLAY_NAME_MAPPINGS,
         accumulator_delete_entries,
         accumulator_list_entries,
+        accumulator_move_entry,
     )
     from prompt_builder import (
         build_camera_config_json,
@@ -524,6 +526,20 @@ if PromptServer is not None and web is not None:
         except Exception as exc:
             return web.json_response({"error": str(exc)}, status=400)
 
+    @PromptServer.instance.routes.post("/sxcp/accumulator/move")
+    async def sxcp_accumulator_move(request):
+        try:
+            payload = await request.json()
+            result = accumulator_move_entry(
+                store_key=str(payload.get("store_key") or ""),
+                entry_id=str(payload.get("entry_id") or ""),
+                index=int(payload.get("index") or 0),
+                direction=str(payload.get("direction") or "up"),
+            )
+            return web.json_response(result)
+        except Exception as exc:
+            return web.json_response({"error": str(exc)}, status=400)
+
 
 class SxCPPromptBuilder:
     @classmethod