# Stack Skills (Tier 2)

**Auto-load:** Context-aware (file types, tech detection)  
**Usage:** 2-4 times/week

## Common Stack Skills (10 total)

These are **highly common in modern solo dev stacks** but not universally needed every session.

### Web Development (4 skills)
- **web-frameworks** - Next.js, Turborepo, React
- **frontend-design** - Tailwind, shadcn/ui, design principles (MERGED)
- **better-auth** - Authentication frameworks (PROMOTED from specialized)

### Backend & Infrastructure (2 skills)
- **databases** - SQL/MongoDB operations (if not in core)
- **devops** - Docker, CI/CD, deployment

### Documentation & Content (2 skills)
- **docs-seeker** - Library/framework documentation
- **document-skills** - PDF, XLSX, DOCX, PPTX manipulation

### Multimedia (2 skills)
- **ai-multimodal** - Image/video/audio processing with Gemini
- **media-processing** - FFmpeg, ImageMagick

## Auto-load Triggers

### Web Development
```yaml
frontend-design:
  - file_extension: [.tsx, .jsx, .css]
  - content_patterns: [tailwind, shadcn, component]
  
web-frameworks:
  - file_extension: [.tsx, .jsx]
  - config_files: [next.config.js]
```

### Backend & Data
```yaml
databases:
  - file_extension: [.sql, .prisma]
  - content_patterns: [SELECT, INSERT, schema]
  
devops:
  - file_extension: [Dockerfile, docker-compose.yml]
  - config_files: [.github/workflows, vercel.json]
```

### Multimedia
```yaml
ai-multimodal:
  - file_extension: [.mp4, .png, .jpg, .pdf, .wav]
  
media-processing:
  - content_patterns: [ffmpeg, imagemagick, convert]
```
