Add Dumas JSON object iterator node

README.md

@@ -44,6 +44,11 @@
   - Outputs: `item`, `current_index`, `total_items`
   - Returns the current array item and position, with `mode` set to `fixed`, `incr`, or `decr`.
 
+- `Dumas JSON Object Iterator`
+  - Inputs: `json_input`, `index`, `mode`
+  - Outputs: `key`, `value`, `current_index`, `total_items`
+  - Returns the current object entry in insertion order, with `mode` set to `fixed`, `incr`, or `decr`.
+
 All nodes live in the `Dumas/JSON` category.
 
 ## Installation
@@ -90,6 +95,8 @@ incr  -> use index + 1
 decr  -> use index - 1
 ```
 
+`Dumas JSON Object Iterator` uses the same index rules and iterates object entries in their existing key order.
+
 ## Roadmap
 
 This repo is intended to grow into a broader set of Dumas-branded generic utility nodes, including JSON helpers and adjacent data-manipulation tools.