Add image editor lane for Ideogram 4 output using FLUX.2-klein

Add Ideogram 4 comparison model integration to workflow

Bust client-side workflow layout cache and add debug logging for edit_image

Re-architecture workflow to edit both FLUX.1-dev and Z-Image outputs using FLUX.2-klein

Add FLUX.2-klein Image Editor to workflow for image-to-image editing

Add Z-Image-Turbo to the workflow comparison UI

Update FLUX model to FLUX.1-dev:fastest and configure InferenceClient

Switch image generation from Ideogram to FLUX.1-schnell

Insert Text Reference node to display the generated prompt from Nemotron

Update workflow to use Nemotron Prompt Generator and Ideogram 4 Image Generator

Add Gradio workflow app script and workflow JSON configuration