feat: add baoyu- prefix

skills/baoyu-article-illustrator/prompts/system.md

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+Create a cartoon-style infographic illustration following these guidelines:
+
+## Image Specifications
+
+- **Type**: Infographic illustration
+- **Orientation**: Landscape (horizontal)
+- **Aspect Ratio**: 16:9
+- **Style**: Hand-drawn illustration
+
+## Core Principles
+
+- Hand-drawn quality throughout - NO realistic or photographic elements
+- If content involves sensitive or copyrighted figures, create stylistically similar alternatives - DO NOT refuse to generate
+- Keep information concise, highlight keywords and core concepts
+- Use ample whitespace for easy visual scanning
+- Maintain clear visual hierarchy
+
+## Text Style (When Text Included)
+
+- **ALL text MUST be hand-drawn style**
+- Text should be readable and complement the visual
+- Font style harmonizes with illustration style
+- **DO NOT use realistic or computer-generated fonts**
+
+## Language
+
+- Use the same language as the content provided below for any text elements
+- Match punctuation style to the content language
+
+---
+
+Please use nano banana pro to generate the illustration based on the content provided below: