Add 260+ Claude Code skills from skills.sh

Complete collection of AI agent skills including:
- Frontend Development (Vue, React, Next.js, Three.js)
- Backend Development (NestJS, FastAPI, Node.js)
- Mobile Development (React Native, Expo)
- Testing (E2E, frontend, webapp)
- DevOps (GitHub Actions, CI/CD)
- Marketing (SEO, copywriting, analytics)
- Security (binary analysis, vulnerability scanning)
- And many more...

Synchronized from: https://skills.sh/

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

brand-guidelines/skill.md

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+---
+name: brand-guidelines
+description: Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.
+license: Complete terms in LICENSE.txt
+---
+
+# Anthropic Brand Styling
+
+## Overview
+
+To access Anthropic's official brand identity and style resources, use this skill.
+
+**Keywords**: branding, corporate identity, visual identity, post-processing, styling, brand colors, typography, Anthropic brand, visual formatting, visual design
+
+## Brand Guidelines
+
+### Colors
+
+**Main Colors:**
+
+- Dark: `#141413` - Primary text and dark backgrounds
+- Light: `#faf9f5` - Light backgrounds and text on dark
+- Mid Gray: `#b0aea5` - Secondary elements
+- Light Gray: `#e8e6dc` - Subtle backgrounds
+
+**Accent Colors:**
+
+- Orange: `#d97757` - Primary accent
+- Blue: `#6a9bcc` - Secondary accent
+- Green: `#788c5d` - Tertiary accent
+
+### Typography
+
+- **Headings**: Poppins (with Arial fallback)
+- **Body Text**: Lora (with Georgia fallback)
+- **Note**: Fonts should be pre-installed in your environment for best results
+
+## Features
+
+### Smart Font Application
+
+- Applies Poppins font to headings (24pt and larger)
+- Applies Lora font to body text
+- Automatically falls back to Arial/Georgia if custom fonts unavailable
+- Preserves readability across all systems
+
+### Text Styling
+
+- Headings (24pt+): Poppins font
+- Body text: Lora font
+- Smart color selection based on background
+- Preserves text hierarchy and formatting
+
+### Shape and Accent Colors
+
+- Non-text shapes use accent colors
+- Cycles through orange, blue, and green accents
+- Maintains visual interest while staying on-brand
+
+## Technical Details
+
+### Font Management
+
+- Uses system-installed Poppins and Lora fonts when available
+- Provides automatic fallback to Arial (headings) and Georgia (body)
+- No font installation required - works with existing system fonts
+- For best results, pre-install Poppins and Lora fonts in your environment
+
+### Color Application
+
+- Uses RGB color values for precise brand matching
+- Applied via python-pptx's RGBColor class
+- Maintains color fidelity across different systems