Add comprehensive GL-AR150 travel router guide

[Copilot]

Adds complete user documentation for the GL-AR150 travel router covering setup, configuration, and operational use.

Contents

GL-AR150-GUIDE.md (900 lines)

• Hardware specs, ports, LEDs, and physical layout
• Initial setup and internet connectivity (Ethernet, WiFi repeater, 3G/4G modem)
• Network operation modes: Router, AP, Repeater, WDS Bridge
• Advanced features: USB storage, AdBlock, DDNS, port forwarding, QoS, MAC cloning
• VPN configuration: OpenVPN and WireGuard with split tunneling policies
• Security hardening: WiFi security, firewall, remote access, network segmentation
• Troubleshooting: Common issues, solutions, reset procedures
• Technical specifications: Hardware, wireless, performance metrics, power consumption
• FAQ and resource links

README.md

• Added "Additional Resources" section linking to the new guide

Structure

Guide organized with table of contents, logical section hierarchy, and markdown tables for specifications. Written for both novice and advanced users with practical examples and use cases throughout.

Original prompt

create a comprehensive guide for your GL-AR150 travel router.

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