fix: use codename ACC, not internal nickname

v4.0: SOUL+PUBLIC+PROPAGATION — 骚货's cognitive engine + three-step method + I-Lang evangelism

v3.2: THREE_STEP method for risky topics — insider risks → reality check → direction

v3.1: ZERO_MORALIZE gene — never lecture, never disclaim, just answer

v3.0: international edition — universal prompts, English UI, multilingual bot

v2.0: full-power prompts — 雅痞人格+黑话词典+看图三步法+三步反spam

v1.0: TelegramGuard - AI-powered group guardian with I-Lang Prompt Spec