nx_ecomat_page.nx

nx_ecomat_page.nx -- R2 PUBLISH: render the live maturity dashboard to HTML from the SOVEREIGN store (knowledge/store/ecomat), organ-authored, no TSV/no JS. This is the "report to me on the roadmap" surface -- it replaces the hand-edited "47%" with the measured 420 from the store. Publish: stage web_assets/maturity.html -> pub_submit -> nx_pub_ship -> NAS, operator promotes to /wiki/. argv[1]=store argv[2]=autonomy_log argv[3]=out_html. license_tier: ORIGINAL