feat: add flat-doodle style to cover-image and article-illustrator

Add new flat-doodle style featuring:
- Bold black outlines
- Bright pastel colors (pink, mint, lavender, yellow)
- Simple flat shapes with cute rounded proportions
- White background
- Best for productivity, SaaS, workflow content

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

README.md

@@ -127,7 +127,7 @@ Generate hand-drawn style cover images for articles with multiple style options.
 /baoyu-cover-image path/to/article.md --no-title
 ```
 
-Available styles: `elegant` (default), `blueprint`, `bold-editorial`, `chalkboard`, `dark-atmospheric`, `editorial-infographic`, `fantasy-animation`, `intuition-machine`, `minimal`, `nature`, `notion`, `pixel-art`, `playful`, `retro`, `sketch-notes`, `vector-illustration`, `vintage`, `warm`, `watercolor`
+Available styles: `elegant` (default), `blueprint`, `bold-editorial`, `chalkboard`, `dark-atmospheric`, `editorial-infographic`, `fantasy-animation`, `flat-doodle`, `intuition-machine`, `minimal`, `nature`, `notion`, `pixel-art`, `playful`, `retro`, `sketch-notes`, `vector-illustration`, `vintage`, `warm`, `watercolor`
 
 **Style Previews**:
 
@@ -145,8 +145,8 @@ Available styles: `elegant` (default), `blueprint`, `bold-editorial`, `chalkboar
 | playful | retro | sketch-notes |
 | ![vector-illustration](./screenshots/cover-image-styles/vector-illustration.webp) | ![vintage](./screenshots/cover-image-styles/vintage.webp) | ![warm](./screenshots/cover-image-styles/warm.webp) |
 | vector-illustration | vintage | warm |
-| ![watercolor](./screenshots/cover-image-styles/watercolor.webp) | | |
+| ![watercolor](./screenshots/cover-image-styles/watercolor.webp) | ![flat-doodle](./screenshots/cover-image-styles/flat-doodle.webp) | |
-| watercolor | | |
+| watercolor | flat-doodle | |
 
 #### baoyu-slide-deck
 
@@ -235,7 +235,7 @@ Knowledge comic creator supporting multiple styles (Logicomix/Ligne Claire, Ohms
 **Options**:
 | Option | Values |
 |--------|--------|
-| `--style` | `classic` (default), `dramatic`, `warm`, `sepia`, `vibrant`, `ohmsha`, `realistic`, `wuxia`, or custom description |
+| `--style` | `classic` (default), `dramatic`, `warm`, `sepia`, `vibrant`, `ohmsha`, `realistic`, `wuxia`, `shoujo`, or custom description |
 | `--layout` | `standard` (default), `cinematic`, `dense`, `splash`, `mixed`, `webtoon` |
 | `--aspect` | `3:4` (default, portrait), `4:3` (landscape), `16:9` (widescreen) |
 | `--lang` | `auto` (default), `zh`, `en`, `ja`, etc. |
@@ -252,6 +252,7 @@ Knowledge comic creator supporting multiple styles (Logicomix/Ligne Claire, Ohms
 | `ohmsha` | Manga guide style with visual metaphors, gadgets, student/mentor dynamic | Technical tutorials, complex concepts (ML, physics) |
 | `realistic` | Full-color realistic manga with digital painting, smooth gradients, accurate proportions | Wine, food, business, lifestyle, professional topics |
 | `wuxia` | Hong Kong martial arts style with ink brush strokes, dynamic combat, qi effects | Martial arts, wuxia/xianxia, Chinese historical fiction |
+| `shoujo` | Classic shoujo manga with large sparkling eyes, flowers, sparkles, soft pink/lavender palette | Romance, coming-of-age, friendship, emotional drama |
 
 **Style Previews**:
 
@@ -261,8 +262,8 @@ Knowledge comic creator supporting multiple styles (Logicomix/Ligne Claire, Ohms
 | classic | dramatic | warm |
 | ![sepia](./screenshots/comic-styles/sepia.webp) | ![vibrant](./screenshots/comic-styles/vibrant.webp) | ![ohmsha](./screenshots/comic-styles/ohmsha.webp) |
 | sepia | vibrant | ohmsha |
-| ![realistic](./screenshots/comic-styles/realistic.webp) | ![wuxia](./screenshots/comic-styles/wuxia.webp) | |
+| ![realistic](./screenshots/comic-styles/realistic.webp) | ![wuxia](./screenshots/comic-styles/wuxia.webp) | ![shoujo](./screenshots/comic-styles/shoujo.webp) |
-| realistic | wuxia | |
+| realistic | wuxia | shoujo |
 
 **Layouts** (panel arrangement):
 | Layout | Panels/Page | Best for |
@@ -313,6 +314,7 @@ Smart article illustration skill. Analyzes article content and generates illustr
 | `chalkboard` | Classroom chalk drawing style | Education, tutorials |
 | `editorial` | Magazine-style infographic | Tech explainers, journalism |
 | `flat` | Modern flat vector illustration | Startups, digital |
+| `flat-doodle` | Bold outlines, pastel colors, cute | Productivity, SaaS, workflows |
 | `retro` | 80s/90s vibrant nostalgic | Pop culture, entertainment |
 | `blueprint` | Technical schematics, engineering | Architecture, system design |
 | `vector-illustration` | Flat vector, black outlines, retro | Educational, creative, brand |
@@ -337,8 +339,8 @@ Smart article illustration skill. Analyzes article content and generates illustr
 | flat | retro | blueprint |
 | ![vector-illustration](./screenshots/article-illustrator-styles/vector-illustration.webp) | ![sketch-notes](./screenshots/article-illustrator-styles/sketch-notes.webp) | ![pixel-art](./screenshots/article-illustrator-styles/pixel-art.webp) |
 | vector-illustration | sketch-notes | pixel-art |
-| ![intuition-machine](./screenshots/article-illustrator-styles/intuition-machine.webp) | ![fantasy-animation](./screenshots/article-illustrator-styles/fantasy-animation.webp) | |
+| ![intuition-machine](./screenshots/article-illustrator-styles/intuition-machine.webp) | ![fantasy-animation](./screenshots/article-illustrator-styles/fantasy-animation.webp) | ![flat-doodle](./screenshots/article-illustrator-styles/flat-doodle.webp) |
-| intuition-machine | fantasy-animation | |
+| intuition-machine | fantasy-animation | flat-doodle |
 
 #### baoyu-post-to-x
 

README.zh.md

@@ -127,7 +127,7 @@ npx add-skill jimliu/baoyu-skills
 /baoyu-cover-image path/to/article.md --no-title
 ```
 
-可用风格：`elegant`（默认）、`blueprint`、`bold-editorial`、`chalkboard`、`dark-atmospheric`、`editorial-infographic`、`fantasy-animation`、`intuition-machine`、`minimal`、`nature`、`notion`、`pixel-art`、`playful`、`retro`、`sketch-notes`、`vector-illustration`、`vintage`、`warm`、`watercolor`
+可用风格：`elegant`（默认）、`blueprint`、`bold-editorial`、`chalkboard`、`dark-atmospheric`、`editorial-infographic`、`fantasy-animation`、`flat-doodle`、`intuition-machine`、`minimal`、`nature`、`notion`、`pixel-art`、`playful`、`retro`、`sketch-notes`、`vector-illustration`、`vintage`、`warm`、`watercolor`
 
 **风格预览**：
 
@@ -145,8 +145,8 @@ npx add-skill jimliu/baoyu-skills
 | playful | retro | sketch-notes |
 | ![vector-illustration](./screenshots/cover-image-styles/vector-illustration.webp) | ![vintage](./screenshots/cover-image-styles/vintage.webp) | ![warm](./screenshots/cover-image-styles/warm.webp) |
 | vector-illustration | vintage | warm |
-| ![watercolor](./screenshots/cover-image-styles/watercolor.webp) | | |
+| ![watercolor](./screenshots/cover-image-styles/watercolor.webp) | ![flat-doodle](./screenshots/cover-image-styles/flat-doodle.webp) | |
-| watercolor | | |
+| watercolor | flat-doodle | |
 
 #### baoyu-slide-deck
 
@@ -235,7 +235,7 @@ npx add-skill jimliu/baoyu-skills
 **选项**：
 | 选项 | 取值 |
 |------|------|
-| `--style` | `classic`（默认）、`dramatic`、`warm`、`sepia`、`vibrant`、`ohmsha`、`realistic`、`wuxia`，或自然语言描述 |
+| `--style` | `classic`（默认）、`dramatic`、`warm`、`sepia`、`vibrant`、`ohmsha`、`realistic`、`wuxia`、`shoujo`，或自然语言描述 |
 | `--layout` | `standard`（默认）、`cinematic`、`dense`、`splash`、`mixed`、`webtoon` |
 | `--aspect` | `3:4`（默认，竖版）、`4:3`（横版）、`16:9`（宽屏） |
 | `--lang` | `auto`（默认）、`zh`、`en`、`ja` 等 |
@@ -252,6 +252,7 @@ npx add-skill jimliu/baoyu-skills
 | `ohmsha` | 欧姆社漫画风格，视觉比喻、道具、学生/导师互动 | 技术教程、复杂概念（机器学习、物理） |
 | `realistic` | 全彩写实日漫风格，数字绘画、平滑渐变、准确人体比例 | 红酒、美食、商业、生活方式、专业话题 |
 | `wuxia` | 港漫武侠风格，水墨笔触、动态打斗、气功特效 | 武侠、仙侠、中国历史小说 |
+| `shoujo` | 经典少女漫画风格，大眼睛闪亮高光、花朵星星装饰、粉紫色调 | 恋爱、青春成长、友情、情感故事 |
 
 **风格预览**：
 
@@ -261,8 +262,8 @@ npx add-skill jimliu/baoyu-skills
 | classic | dramatic | warm |
 | ![sepia](./screenshots/comic-styles/sepia.webp) | ![vibrant](./screenshots/comic-styles/vibrant.webp) | ![ohmsha](./screenshots/comic-styles/ohmsha.webp) |
 | sepia | vibrant | ohmsha |
-| ![realistic](./screenshots/comic-styles/realistic.webp) | ![wuxia](./screenshots/comic-styles/wuxia.webp) | |
+| ![realistic](./screenshots/comic-styles/realistic.webp) | ![wuxia](./screenshots/comic-styles/wuxia.webp) | ![shoujo](./screenshots/comic-styles/shoujo.webp) |
-| realistic | wuxia | |
+| realistic | wuxia | shoujo |
 
 **布局**（分镜排列）：
 | 布局 | 每页分镜数 | 适用场景 |
@@ -313,6 +314,7 @@ npx add-skill jimliu/baoyu-skills
 | `chalkboard` | 教室粉笔画风格 | 教育、教程 |
 | `editorial` | 杂志风格信息图 | 科技解说、新闻 |
 | `flat` | 现代扁平矢量插画 | 创业公司、数字化 |
+| `flat-doodle` | 粗轮廓、粉彩色、可爱风 | 生产力、SaaS、工作流 |
 | `retro` | 80/90 年代复古鲜艳 | 流行文化、娱乐 |
 | `blueprint` | 技术蓝图、工程精度 | 架构、系统设计 |
 | `vector-illustration` | 扁平矢量、黑色轮廓、复古 | 教育、创意、品牌 |
@@ -337,8 +339,8 @@ npx add-skill jimliu/baoyu-skills
 | flat | retro | blueprint |
 | ![vector-illustration](./screenshots/article-illustrator-styles/vector-illustration.webp) | ![sketch-notes](./screenshots/article-illustrator-styles/sketch-notes.webp) | ![pixel-art](./screenshots/article-illustrator-styles/pixel-art.webp) |
 | vector-illustration | sketch-notes | pixel-art |
-| ![intuition-machine](./screenshots/article-illustrator-styles/intuition-machine.webp) | ![fantasy-animation](./screenshots/article-illustrator-styles/fantasy-animation.webp) | |
+| ![intuition-machine](./screenshots/article-illustrator-styles/intuition-machine.webp) | ![fantasy-animation](./screenshots/article-illustrator-styles/fantasy-animation.webp) | ![flat-doodle](./screenshots/article-illustrator-styles/flat-doodle.webp) |
-| intuition-machine | fantasy-animation | |
+| intuition-machine | fantasy-animation | flat-doodle |
 
 #### baoyu-post-to-x
 

skills/baoyu-article-illustrator/SKILL.md

@@ -45,6 +45,7 @@ Analyze article structure and content, identify positions requiring visual aids,
 | `chalkboard` | Classroom chalk drawing style | Education, tutorials, workshops |
 | `editorial` | Magazine-style infographic | Tech explainers, journalism |
 | `flat` | Modern flat vector illustration | Startups, digital, contemporary |
+| `flat-doodle` | Bold outlines, pastel colors, cute | Productivity, SaaS, workflows |
 | `retro` | 80s/90s vibrant nostalgic | Pop culture, gaming, entertainment |
 | `blueprint` | Technical schematics, engineering precision | Architecture, system design |
 | `vector-illustration` | Flat vector with black outlines, retro colors | Educational, creative, brand content |
@@ -74,6 +75,7 @@ When no `--style` is specified, analyze content to select the best style:
 | Education, classroom, teaching, school, lecture, workshop | `chalkboard` |
 | Explainer, journalism, magazine, in-depth, investigation | `editorial` |
 | Modern, startup, app, product, digital marketing, saas | `flat` |
+| Productivity, workflow, cute, tools, app tutorial | `flat-doodle` |
 | 80s, 90s, retro, pop culture, music, nostalgia | `retro` |
 | Architecture, system, infrastructure, engineering, technical | `blueprint` |
 | Brand, explainer, children, cute, toy, geometric | `vector-illustration` |

skills/baoyu-article-illustrator/references/styles/flat-doodle.md

@@ -0,0 +1,61 @@
+# flat-doodle
+
+Cute flat doodle illustration style with bold outlines
+
+## Design Aesthetic
+
+Cheerful and approachable visual style combining flat design with doodle charm. Features bold black outlines around simple shapes. Bright pastel colors with no gradients or shading. Cute rounded proportions that feel friendly. Clean white backgrounds create focus and clarity.
+
+## Background
+
+- Color: Clean White (#FFFFFF)
+- Texture: None - pure white isolated background
+
+## Color Palette
+
+| Role | Color | Hex | Usage |
+|------|-------|-----|-------|
+| Background | White | #FFFFFF | Primary background |
+| Primary | Pastel Pink | #FFB6C1 | Main elements |
+| Secondary | Mint | #98D8C8 | Supporting elements |
+| Tertiary | Lavender | #C8A2C8 | Accent elements |
+| Accent 1 | Butter Yellow | #FFFACD | Highlight pop |
+| Accent 2 | Sky Blue | #87CEEB | Cool accent |
+| Accent 3 | Soft Coral | #F88379 | Warm accent |
+| Outline | Bold Black | #000000 | All outlines |
+| Text | Black | #1A1A1A | Text elements |
+
+## Visual Elements
+
+- Bold black outlines around all shapes
+- Simple flat color fills
+- Cute rounded proportions
+- Minimal geometric shapes
+- Productivity icons (laptops, calendars, checkmarks)
+- Isolated elements on white
+- No shading or gradients
+- Hand-drawn quality with clean edges
+
+## Style Rules
+
+### Do
+
+- Use bold black outlines consistently
+- Keep shapes simple and rounded
+- Use bright pastel palette
+- Isolate elements on white background
+- Maintain cute proportions
+- Keep minimal shading
+
+### Don't
+
+- Add shadows or depth effects
+- Use gradients or textures
+- Create complex detailed illustrations
+- Overlap too many elements
+- Use dark or moody backgrounds
+- Add realistic proportions
+
+## Best For
+
+Productivity articles, SaaS and app content, workflow tutorials, beginner guides, casual business content, tool introductions, lifestyle productivity

skills/baoyu-cover-image/SKILL.md

@@ -47,6 +47,7 @@ Generate hand-drawn style cover images for articles with multiple style options.
 | Style | Description |
 |-------|-------------|
 | `elegant` (Default) | Refined, sophisticated, understated |
+| `flat-doodle` | Bold outlines, pastel colors, cute rounded shapes |
 | `blueprint` | Technical schematics, engineering precision |
 | `bold-editorial` | Magazine cover impact, dramatic typography |
 | `chalkboard` | Black chalkboard, colorful chalk drawings |
@@ -87,6 +88,7 @@ When no `--style` is specified, the system analyzes content to select the best s
 | Nature, eco, wellness, health, organic | `nature` |
 | Pop culture, 80s/90s nostalgia, badges | `retro` |
 | Product, SaaS, dashboard, productivity | `notion` |
+| Productivity, workflow, app, tools, cute | `flat-doodle` |
 | Gaming, retro tech, developer, 8-bit | `pixel-art` |
 | Educational, tutorial, knowledge sharing | `sketch-notes` |
 | Creative proposals, brand, toy-like | `vector-illustration` |

skills/baoyu-cover-image/references/styles/flat-doodle.md

@@ -0,0 +1,27 @@
+# flat-doodle
+
+Cute, simple doodle illustrations with bold outlines
+
+## Color Palette
+
+- Primary: Bright pastel pink (#FFB6C1), mint (#98D8C8), lavender (#C8A2C8), butter yellow (#FFFACD)
+- Background: Clean white (#FFFFFF)
+- Accents: Bold black outlines, soft coral, sky blue
+
+## Visual Elements
+
+- Bold black outlines around all shapes
+- Simple flat shapes with no shading
+- Cute rounded proportions
+- Productivity-themed icons
+- Isolated elements on white background
+- Minimal decorative details
+
+## Typography
+
+- Simple, clean sans-serif or hand-lettering
+- Bold and easily readable
+
+## Best For
+
+Productivity content, SaaS articles, workflow tutorials, app features, beginner guides, casual business