Add Back to Office: Self-hosted P2P SSH tunnel

[hbliu007]

Description

Adds Back to Office to the Tools using the SSH protocol section.

What it does

Self-hosted P2P tunnel to SSH into office machines from anywhere — zero config, no VPN, no public IP needed.

Key features

• Self-hosted: Deploy relay server on your own VPS
• P2P direct connection with relay fallback
• Zero configuration: Just bto serve and bto connect
• Cross-platform: macOS, Linux, Android
• MIT License
• No third-party service dependency: Your data stays on your servers

Screenshot/Demo

# On office machine
bto serve

# From anywhere
bto connect --relay your-vps:9700

# Direct SSH access
ssh user@localhost -p 2222

Follows the existing entry format with star badge. Placed after ngrok in the list.