model card: standard structure, measured facts, verified license declarations

README: hybrid-mf64 bundles

Add hybrid-mf64/gemma4_26b_a4b_qat_decode_int4linsym_moeaff4_msdpa_g8_pf64

docs: expected shape-specialization memory-growth note (sibling-measured, unverified here)

docs: refresh measured performance (local retest 2026-08-18)

docs: descriptive model card

Model card

Add gemma4_26b_a4b_qat_decode_int4linsym_moeaff4_msdpa_g8

initial commit