docs: specific RLCD recipe (reward weights, group/sigma/tau, lr, unfrozen layers); temperature-clamp note

docs: drop license row from comparison table; correct fp16 throughput claim

docs: fix LICENSE link (404), real installation instructions; ship layazh wheel

add installable wheel (layazh 0.1.0); docs: installation + installable package

docs: friendlier usage example, installation section, license threshold 1万

layazh-zh: Chinese System-1 decision model (Laya recipe, RoBERTa-large encoder + decision head); full-eval acc 0.6951 vs upstream 0.4783

initial commit