🌟 Release Highlights

💻 Hardware Support

Component	Specification
Device	Raspberry Pi 4 Model B (4GB/8GB RAM recommended)
Storage	32GB+ microSD card or USB 3.0 SSD
Network	Ethernet, Wi-Fi (2.4GHz/5GHz), 4G LTE via USB
Display	HDMI output, touchscreen capable
Power	5V 3A official power supply + optional UPS HAT

📦 What's New in v1.0.0

🚀 Sprint 10 - Production Release

Installer Images & Provisioning

• SD Card Image Builder: Custom Raspberry Pi OS image with SYMS pre-installed using pi-gen integration
• First-Boot Wizard: Web-based setup interface accessible at http://syms.local for non-technical users
• QR Code Enrollment: Scan QR code to automatically configure and register devices with central management
• Zero-Touch Deployment: Pre-configured images for mass rollouts to 100+ devices simultaneously

🔒 Hardened Security

• AppArmor Profiles: Mandatory access control for all Docker containers
  • nginx (web server) - restricted file system access
  • PostgreSQL (database) - isolated data directory access
  • API Gateway - network-only with limited capabilities
  • Device Agent - controlled system access
  • Sync Agent - content directory access only
• TLS Enforcement: Automatic HTTP to HTTPS redirect with HSTS (31536000 seconds)
• File Integrity Monitoring: Daily SHA256 verification of critical system files with automated alerts
• Cipher Suites: Only TLS 1.2+ with strong cipher configurations

📊 Monitoring Stack

Pre-configured Alerts:

• High CPU/memory usage (>80%) - Warning
• Low disk space (<15%) - Critical
• High temperature (>70°C warning, >80°C critical) - Thermal
• Service failures - Critical
• Network connectivity issues - Info
• Sync queue backlog (>1000 items) - Warning
• Device heartbeat missing (>5 minutes) - Critical

🌍 Multi-Language Support

Language	Coverage	Region
English	100%	Global / South Africa
isiZulu	100%	KwaZulu-Natal / South Africa
Sepedi	100%	Limpopo / South Africa
French	100%	West Africa expansion

🎯 Fleet Management Tools

• Device Templates: Pre-configured settings for schools, libraries, community centers
• Deployment Groups: Organize devices by location, type, or custom attributes
• Bulk Operations: Enroll, update, or configure 100+ devices in parallel
• Mass Deployment Script: deploy-fleet.sh for automated provisioning
• Health Dashboards: Real-time status of entire fleet at a glance

📦 Release Artifacts

• SD Card Images: Pre-built images for Raspberry Pi 4/5 (2.8GB compressed)
• Firmware Bundles: Versioned packages for OTA updates
• Docker Images: Multi-arch support (arm64, amd64)
• Installation Scripts: Automated installers for Linux, macOS, Windows
• Documentation: Complete guides (Setup, Development, API Reference)

📱 Sprint 9 - Kiosk Mode & Qt UI Shell

• Qt Quick UI Shell: Native kiosk interface built with Qt 6.5+ for optimal performance
• Full-Screen Kiosk Mode: Dedicated mode with automatic session management
• Touch Screen Support: Optimized for 7" and 10" touchscreens
• Educational Content Browser: Intuitive interface for students to access materials
• Network Diagnostics: Built-in troubleshooting tools visible to administrators

📚 Sprint 8 - Content Delivery

• Content Management System: Upload, organize, and distribute educational materials
• Multi-Format Support: Videos (MP4, WebM), PDFs, ePubs, HTML5 interactive lessons
• Content Assignment: Target specific content to schools, grades, or subjects
• Bandwidth Optimization: Delta sync, compression (gzip/brotli), resume capability
• Offline Caching: 500GB+ local storage with intelligent LRU cleanup
• Version Control: Track content versions with rollback support

🔄 Sprint 7 - OTA Updates

• Over-the-Air Updates: Zero-touch system updates deployed from central dashboard
• Update Channels: Stable, Beta, Dev, Nightly for controlled release cycles
• Staged Rollouts: Deploy to 10%, 25%, 50%, 100% with automatic rollback
• Automatic Rollback: Self-healing on failed updates (checksum verification)
• Update Scheduling: Off-peak hours (2-5 AM) with bandwidth throttling
• Status Tracking: Real-time progress monitoring across entire fleet

💾 Sprint 6 - Backup & Restore

• Automated Backups: Scheduled PostgreSQL dumps (daily full, hourly incremental)
• Point-in-Time Recovery: Restore to any timestamp with transaction precision
• Backup Encryption: AES-256 encryption with password-protected archives
• Compression: gzip compression reducing backup size by 70%
• Remote Storage: S3-compatible cloud backup, USB external drives, NFS shares
• Retention Policies: Configurable retention (7 days default, 30 days production)

🔧 System Requirements

Minimum Requirements

• Device: Raspberry Pi 4B (2GB RAM) or equivalent PC/Mac
• Storage: 16GB microSD card / 20GB disk space
• Network: 10 Mbps download (optional, for sync)
• Power: 5V 2.5A power supply

Recommended for Production

• Device: Raspberry Pi 4B (4GB+ RAM) or better
• Storage: 32GB industrial microSD + 128GB USB 3.0 SSD
• Network: Gigabit Ethernet + 4G LTE backup
• Power: 5V 3A official supply + UPS HAT
• Cooling: Active cooling fan (keeps temp <60°C)

📥 Download & Installation

🐛 Known Issues

🔄 Upgrade Path

From v0.9.0 Beta

# Backup current data
sudo systemctl stop syms-*
pg_dump syms > backup.sql

# Pull latest code
cd ~/syms-os-edge
git pull origin main

# Run migration
docker-compose down
docker-compose up -d
npm run migrate

# Restore data if needed
psql syms < backup.sql

📞 Support & Resources

• Documentation: Setup Guide | Developer Guide
• Community: GitHub Discussions
• Bug Reports: GitHub Issues
• Email Support: [email protected]
• Telephone: +27 12 881 7331
• Mobile/WhatsApp: +27 76 263 6000

🙏 Acknowledgments

This release represents contributions from developers, educators, and schools across South Africa. Special thanks to:

• South African Department of Basic Education - Project sponsorship and guidance
• Rural Schools Pilot Program - Real-world testing and feedback from 10+ schools
• Open Source Community - For the amazing tools that make SYMS possible
• Beta Testers - For identifying critical issues before production launch