Skills（SKILL.md）は、AIエージェント（Claude Code、Cursor、Codexなど）に特定の能力を追加するための設定ファイルです。
詳しく見る →Complete freelance business operating system — from first client to six-figure solo business. Covers positioning, pricing, proposals, client management, finances, scaling, and the transition from side-hustle to full-time. Use when starting freelancing, raising rates, managing clients, building recurring revenue, or scaling beyond trading hours for dollars.