Icon status indicator for Workflow Node

In this ticket we will track the progress of adding status indicators to workflow nodes.

### Problem

In the workflow designer a user can't quickly determine the status (ready to use, error...) of each node.

### Fix

<img width="694" height="1074" alt="Image" src="https://github.com/user-attachments/assets/ab7bdea0-661e-4ebb-a28e-4ed64b331e9b" />