卸载 Trellis 整套运行面：从 mom 删除 .trellis、Pi trellis skills/extension/agents/prompts、Claude hooks/agents/commands；清 AGENTS TRELLIS 块与 settings 引用；无全局 CLI/package
卸载 Trellis 整套运行面：从 mom 删除 .trellis、Pi trellis skills/extension/agents/prompts、Claude hooks/agents/commands；清 AGENTS TRELLIS 块与 settings 引用；无全局 CLI/package