Add SmilingWolf's WD14/WaifuDiffusion tagger models for anime/illustration
tagging as a new "Booru Tags" tab in the Caption panel.
- Support 9 models (v2 and v3 variants) via HuggingFace
- ONNX backend chosen due to safetensors v3 variants exhibiting
unacceptable accuracy loss
- Separate thresholds for general/character tags
- Batch processing with progress bar
- Consolidate debug env var to SD_INTERROGATE_DEBUG
Improvements to the OpenCLIP interrogation:
- Sort all ranking dicts by similarity score (descending)
- Add format_category() helper for text formatting
- Add formatted text output for CLIP labels textbox
- Return additional text update in analyze_image()