Revision history for QR::Code

0.04    2026-08-24
        - Return _abi_ptr as a UV, not an IV.

0.03    2026-08-21
        - Add qr_abi.h version 2: capacity, the styled serialiser, and the
          centre logo, reachable from C without calling back into Perl
        - Calibrate the style floors: dot scale 0.30, contrast ratio 0.40

0.02    2026-08-21
        - Lower the minimum perl to 5.10 
        - Spell G_LIST as G_ARRAY on perls before 5.36, which lacked the name

0.01    2026-08-21
        - First version