atas/core/parser.c, branch main

atas/core/parser.c, branch main AT ISA assembler https://git.aptel.org/atas/atom?h=main 2026-10-04T22:01:15Z parser: Add parse_token() stub 2026-10-04T22:01:15Z Ian M. ian@aptel.org 2026-10-04T22:01:15Z urn:sha1:25347b1c18157810167c78454bf5154bd2492226 Signed-off-by: Ian M. <ian@aptel.org> frontend: Add lexer+parser groundwork 2026-10-03T06:25:43Z Ian M. ian@aptel.org 2026-10-03T06:25:43Z urn:sha1:34fc6119714b999bae5aaf08697453dca500f705 Signed-off-by: Ian M. <ian@aptel.org>