Features implemented:
- MetaManExtractComponents: Extract individual workflow components from metadata JSON
- MetaManLoadAndConvert: Combined load + conversion functionality
- MetaManEmbedAndSave: Clean metadata embedding and save functionality
- Updated node registrations in __init__.py
Priority 2 delivers the most valuable workflow: 'stealing' specific parameters
from any image to use directly in ComfyUI workflows via individual typed outputs:
- positive_prompt, negative_prompt (STRING)
- steps, seed, width, height (INT)
- cfg_scale, denoising_strength (FLOAT)
- sampler, scheduler, model_name, loras (STRING)
Ready for testing with ComfyUI_00070_.png test case.
