feat: add baoyu- prefix

skills/baoyu-post-to-wechat/references/article-posting.md

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+# Article Posting (文章发表)
+
+Post markdown articles to WeChat Official Account with full formatting support.
+
+## Usage
+
+```bash
+# Post markdown article
+npx -y bun ./scripts/wechat-article.ts --markdown article.md
+
+# With theme
+npx -y bun ./scripts/wechat-article.ts --markdown article.md --theme grace
+
+# With explicit options
+npx -y bun ./scripts/wechat-article.ts --markdown article.md --author "作者名" --summary "摘要"
+```
+
+## Parameters
+
+| Parameter | Description |
+|-----------|-------------|
+| `--markdown <path>` | Markdown file to convert and post |
+| `--theme <name>` | Theme: default, grace, or simple |
+| `--title <text>` | Override title (auto-extracted from markdown) |
+| `--author <name>` | Author name (default: 宝玉) |
+| `--summary <text>` | Article summary |
+| `--html <path>` | Pre-rendered HTML file (alternative to markdown) |
+| `--profile <dir>` | Chrome profile directory |
+
+## Markdown Format
+
+```markdown
+---
+title: Article Title
+author: Author Name
+---
+
+# Title (becomes article title)
+
+Regular paragraph with **bold** and *italic*.
+
+## Section Header
+
+![Image description](./image.png)
+
+- List item 1
+- List item 2
+
+> Blockquote text
+
+[Link text](https://example.com)
+```
+
+## Image Handling
+
+1. **Parse**: Images in markdown are replaced with `[[IMAGE_PLACEHOLDER_N]]`
+2. **Render**: HTML is generated with placeholders in text
+3. **Paste**: HTML content is pasted into WeChat editor
+4. **Replace**: For each placeholder:
+   - Find and select the placeholder text
+   - Scroll into view
+   - Press Backspace to delete the placeholder
+   - Paste the image from clipboard
+
+## Scripts
+
+| Script | Purpose |
+|--------|---------|
+| `wechat-article.ts` | Main article publishing script |
+| `md-to-wechat.ts` | Markdown to HTML with placeholders |
+| `md/render.ts` | Markdown rendering with themes |
+
+## Example Session
+
+```
+User: /post-to-wechat --markdown ./article.md
+
+Claude:
+1. Parses markdown, finds 5 images
+2. Generates HTML with placeholders
+3. Opens Chrome, navigates to WeChat editor
+4. Pastes HTML content
+5. For each image:
+   - Selects [[IMAGE_PLACEHOLDER_1]]
+   - Scrolls into view
+   - Presses Backspace to delete
+   - Pastes image
+6. Reports: "Article composed with 5 images."
+```

skills/baoyu-post-to-wechat/references/image-text-posting.md

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+# Image-Text Posting (图文发表)
+
+Post image-text messages with multiple images to WeChat Official Account.
+
+## Usage
+
+```bash
+# Post with images and markdown file (title/content extracted automatically)
+npx -y bun ./scripts/wechat-browser.ts --markdown source.md --images ./images/
+
+# Post with explicit title and content
+npx -y bun ./scripts/wechat-browser.ts --title "标题" --content "内容" --image img1.png --image img2.png
+
+# Save as draft
+npx -y bun ./scripts/wechat-browser.ts --markdown source.md --images ./images/ --submit
+```
+
+## Parameters
+
+| Parameter | Description |
+|-----------|-------------|
+| `--markdown <path>` | Markdown file for title/content extraction |
+| `--images <dir>` | Directory containing images (sorted by name) |
+| `--title <text>` | Article title (max 20 chars, auto-compressed if too long) |
+| `--content <text>` | Article content (max 1000 chars, auto-compressed if too long) |
+| `--image <path>` | Single image file (can be repeated) |
+| `--submit` | Save as draft (default: preview only) |
+| `--profile <dir>` | Chrome profile directory |
+
+## Auto Title/Content from Markdown
+
+When using `--markdown`, the script:
+
+1. **Parses frontmatter** for title and author:
+   ```yaml
+   ---
+   title: 文章标题
+   author: 作者名
+   ---
+   ```
+
+2. **Falls back to H1** if no frontmatter title:
+   ```markdown
+   # 这将成为标题
+   ```
+
+3. **Compresses title** to 20 characters if too long:
+   - Original: "如何在一天内彻底重塑你的人生"
+   - Compressed: "一天彻底重塑你的人生"
+
+4. **Extracts first paragraphs** as content (max 1000 chars)
+
+## Image Directory Mode
+
+When using `--images <dir>`:
+
+- All PNG/JPG files in directory are uploaded
+- Files are sorted alphabetically by name
+- Naming convention: `01-cover.png`, `02-content.png`, etc.
+
+## Constraints
+
+| Field | Max Length | Notes |
+|-------|------------|-------|
+| Title | 20 chars | Auto-compressed if longer |
+| Content | 1000 chars | Auto-compressed if longer |
+| Images | 9 max | WeChat limit |
+
+## Example Session
+
+```
+User: /post-to-wechat --markdown ./article.md --images ./xhs-images/
+
+Claude:
+1. Parses markdown meta:
+   - Title: "如何在一天内彻底重塑你的人生" → "一天内重塑你的人生"
+   - Author: from frontmatter or default
+2. Extracts content from first paragraphs
+3. Finds 7 images in xhs-images/
+4. Opens Chrome, navigates to WeChat "图文" editor
+5. Uploads all images
+6. Fills title and content
+7. Reports: "Image-text posted with 7 images."
+```
+
+## Scripts
+
+| Script | Purpose |
+|--------|---------|
+| `wechat-browser.ts` | Main image-text posting script |
+| `cdp.ts` | Chrome DevTools Protocol utilities |
+| `copy-to-clipboard.ts` | Clipboard operations |