docs: propagate PyPI 0.19.4 · Maven Central 7.11.3 version refs

CLAUDE.md Status (new 0.19.4/7.11.3 line + version summary + refresh date), llms.txt
+ llms-full.txt (Maven 7.11.3, PyPI 0.19.4). npm/NuGet refs untouched (unchanged at 0.19.3).

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01XeGSV3StPCcJGZNNJ4ZfAb

Author: dmealing