Add stub root config.json for HF download counter

Add spec-compliant config.json files

Add spec-compliant config.json files

Remove old-layout metadata orphaned by MODEL_SPEC.md restructure

Restructure to MODEL_SPEC.md convention

Rename xnnpack/privacy_filter_nemotron_single.pte to xnnpack/privacy-filter-nemotron_xnnpack_8da4w.pte

Upload privacy_filter_nemotron_single.pte

Update README.md

Upload 3 files

Create xnnpack/config.json

Update README.md

initial commit