docs: add personal profile

README.md

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+<div align="center">
+
+<img src="https://readme-typing-svg.demolab.com?font=Fira+Code&weight=600&size=32&duration=3000&pause=1000&colour=58A6FF&centre=true&vCentre=true&width=600&lines=Hey%2C+I'm+siujamo+%F0%9F%91%8B;Full-Stack+%2B+Architecture+%2B+DevOps;Crafting+robust+%26+scalable+systems" alt="Typing SVG" />
+
+</div>
+
+---
+
+<div align="center">
+
+### 🧠 About Me
+
+**Full-Stack Developer · Software Architect · DevOps Engineer**
+
+I build high-concurrency distributed systems, elegant APIs, and polished desktop tooling. Passionate about squeezing every last drop of performance out of constrained environments — whether it's a 10 Mbps edge network or a Rust-powered desktop app.
+
+🕐 **Timezone:** Asia/Shanghai (UTC+8)
+
+</div>
+
+---
+
+### 🛠️ Tech Arsenal
+
+<div align="center">
+
+**Languages**
+
+![Java](https://img.shields.io/badge/Java-ED8B00?style=for-the-badge&logo=openjdk&logoColor=white)
+![Go](https://img.shields.io/badge/Go-00ADD8?style=for-the-badge&logo=go&logoColor=white)
+![Rust](https://img.shields.io/badge/Rust-000000?style=for-the-badge&logo=rust&logoColor=white)
+![Python](https://img.shields.io/badge/Python-3776AB?style=for-the-badge&logo=python&logoColor=white)
+![TypeScript](https://img.shields.io/badge/TypeScript-3178C6?style=for-the-badge&logo=typescript&logoColor=white)
+
+**Frameworks**
+
+![Spring Boot](https://img.shields.io/badge/Spring_Boot-6DB33F?style=for-the-badge&logo=springboot&logoColor=white)
+![Gin](https://img.shields.io/badge/Gin-00ADD8?style=for-the-badge&logo=go&logoColor=white)
+![Tauri](https://img.shields.io/badge/Tauri-24C8A8?style=for-the-badge&logo=tauri&logoColor=white)
+
+**Infrastructure**
+
+![PostgreSQL](https://img.shields.io/badge/PostgreSQL-4169E1?style=for-the-badge&logo=postgresql&logoColor=white)
+![Docker](https://img.shields.io/badge/Docker-2496ED?style=for-the-badge&logo=docker&logoColor=white)
+![Linux](https://img.shields.io/badge/Linux-FCC624?style=for-the-badge&logo=linux&logoColor=black)
+
+</div>
+
+---
+
+### 🚀 Featured Projects
+
+<div align="center">
+
+<a href="https://onixbyte.dev/onixbyte/pipely">
+  <img align="top" src="https://github-readme-stats.vercel.app/api/pin/?username=onixbyte&repo=pipely&theme=tokyonight&show_owner=true" alt="pipely" />
+</a>
+
+</div>
+
+<br />
+
+<table>
+<tr>
+<td width="50%">
+
+#### 🔧 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.
+
+- Delta updates via BSDiff for JAR files
+- Token-based gated rollout with per-connection throttling
+- HTTP Range support for resumable downloads
+- React admin panel + JWT-secured API
+- PostgreSQL-backed with full device lifecycle management
+
+</td>
+<td width="50%">
+
+#### 🎮 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.
+
+</td>
+</tr>
+</table>
+
+---
+
+### 📊 Stats
+
+<div align="center">
+
+![siujamo's GitHub Stats](https://github-readme-stats.vercel.app/api?username=siujamo&show_icons=true&theme=tokyonight&hide_border=true&count_private=true)
+<br />
+![Top Languages](https://github-readme-stats.vercel.app/api/top-langs/?username=siujamo&layout=compact&theme=tokyonight&hide_border=true)
+
+</div>
+
+---
+
+<div align="center">
+
+### 🌐 Connect
+
+[![X](https://img.shields.io/badge/X-@siujamo-1DA1F2?style=for-the-badge&logo=x&logoColor=white)](https://x.com/siujamo)
+[![GitHub](https://img.shields.io/badge/GitHub-siujamo-181717?style=for-the-badge&logo=github&logoColor=white)](https://github.com/siujamo)
+[![Gitea](https://img.shields.io/badge/Gitea-onixbyte-609926?style=for-the-badge&logo=gitea&logoColor=white)](https://onixbyte.dev)
+
+<br />
+
+<img src="https://komarev.com/ghpvc/?username=siujamo&style=flat-square&colour=blue" alt="Profile views" />
+
+</div>