Generate Storyboard with Image Prompts

Read the script.md and generate a detailed storyboard with ComfyUI-ready image prompts.

Steps

1. Read script.md to get the scenes
2. Generate a storyboard with ~12 scenes (one per ~5 seconds)
3. Create detailed image prompts for each scene
4. Save as storyboard.md in the current folder

Storyboard Structure

# Storyboard: [Title]