docs: remove github related information

README.md

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 ### 🚀 Featured Projects
 
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 #### 🔧 Pipely
 
 High-concurrency, low-bandwidth OTA update server built in **Go**. Designed to distribute updates to thousands of devices under a **10 Mbps** bandwidth ceiling.
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 - React admin panel + JWT-secured API
 - PostgreSQL-backed with full device lifecycle management
 
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 #### 🎮 Delta Force Guide
 
 Comprehensive community guide for *Delta Force* (三角洲行动), covering tactics, weapon stats, map callouts, and meta analysis. Built and maintained for both newcomers and seasoned operators.
 
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-### 📊 Stats
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-![siujamo's GitHub Stats](https://github-readme-stats.vercel.app/api?username=siujamo&show_icons=true&theme=tokyonight&hide_border=true&count_private=true)
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-![Top Languages](https://github-readme-stats.vercel.app/api/top-langs/?username=siujamo&layout=compact&theme=tokyonight&hide_border=true)
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