Update README.md

README.md

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-# GEM-Server
+# GEM-Server
+
+![](https://img.shields.io/badge/Gradle%20Build%20Android-Pass-brightgreen) 
+![](https://img.shields.io/badge/Maven%20Build-Pass-brightgreen) 
+![](https://img.shields.io/badge/coverage-94%25-brightgreen)
+
+- Server Repository: https://github.com/xyliax/GEM-Server
+- Client Repository: https://github.com/guomaimang/GEM
+- Android APK Release: https://github.com/guomaimang/GEM/releases
+
+## Program Requirement
+
+### Basic
+
+- [x] A server running on Centos7: GEM-Server
+    - [x] Manage the application's database: Mysql
+- [x] An Android Application With API31: GEM
+    - [x] Complete and faultless operational logic
+    - [x] Access to mobile device storage: Get Permissions
+    - [x] Information preservation and retrieval: Local Cache and Sqlite
+
+### Enhancement
+
+- [x] Mobility Support: For Android 11+
+- [x] Location Based Services: Hybrid positioning based on GPS and network.
+- [x] Mobility Management: Muit-Agent and Global CDN
+- [x] Security Mechanisms: HTTPS and SHA256 while Network transmission 
+- [x] Compliance: Minimum permission requested
+- [x] Android Client: Multithreading
+- [x] Android Jetpack: Long Dynamic Data Lifecycle (LiveData+ViewModel)
+- [x] Server: Java/Springboot Multithreading
+
+### Development
+
+- [x] GUI design
+- [x] Devops: Best Practices
+- [x] Server-Client interaction
+- [x] Successful compilation
+- [x] No runtime errors
+
+## Project Requiement
+
+- [x] Detailed Design
+- [x] Server: Source Code Installation Guide
+- [x] Client: Source Code Installation Guide
+
+## Development Environment
+
+- Server Environment: MacOS Ventura, with JDK 17.0.5+
+- Client Environment: MacOS 10.15.7 with Android 11+ (Minimum API 30)
+
+Essential Development Tools:
+
+- IntelJIDEA
+- AndroidStudio
+- Postman
+