Set explicit node geometry for clean left-to-right layout

Fix workflow.json (previous upload carried run.py content)

Add enhance_prompt fn node (Gemma-4) mirroring original app flow

Run LTX-2.5 directly on ZeroGPU as fn operator (drop gradio_client hop)

Make decoder port a dropdown (choices: conv, diffusion)

Use port default_value so optional image passes None mid-args

Revert to simple prompt + optional image -> video workflow

Remove default image URL (plain strings rejected by /run; upload instead)

Add example image/prompt and default preset reference nodes

LTX-2.5 gradio workflow

Duplicate from gradio-templates/workflow