Add model card: what this is, and which variants are valid

consolidate: absorb opcm__transport

consolidate: absorb opcm__aligned

consolidate: absorb opcm__naive

consolidate: absorb csp__transport

consolidate: absorb csp__aligned

consolidate: absorb csp__naive

consolidate: absorb svc__transport

consolidate: absorb svc__aligned

consolidate: absorb svc__naive

consolidate: absorb ortho_merge__transport

consolidate: absorb ortho_merge__aligned

consolidate: absorb ortho_merge__naive

consolidate: absorb dare__transport

consolidate: absorb dare__aligned

consolidate: absorb dare__naive

consolidate: absorb ties__transport

consolidate: absorb task_arithmetic__transport

consolidate: absorb average__transport

consolidate: absorb ties__aligned

consolidate: absorb ties__naive

consolidate: absorb task_arithmetic__aligned

consolidate: absorb task_arithmetic__naive

consolidate: absorb average__aligned

consolidate: drop the duplicated root copy

consolidate: move average__naive payload into its subfolder

merged checkpoint ({'pair_id': 'goldfish-en-spa_latn', 'parent_a': 'goldfish-models/eng_latn_1000mb', 'parent_b': 'goldfish-models/spa_latn_1000mb', 'ceiling': 'catherinearnett/B-GPT_en_es_simultaneous', 'operator': 'average', 'alignment': 'naive', 'align_method': 'permutation', 'regime': 'different_corpora', 'eval_langs': 'eng_latn+spa_latn', 'nll_merge': 8.6857, 'nll_floor': 4.5501, 'param_coverage': 1.0, 'MS': -6.081})

initial commit