Add WgDashboard++ to Dashboards section

[polumish]

What

Adds WgDashboard++ — a fork of WGDashboard with additional features — to the Dashboards section, right after the original WGDashboard entry.

Project info

• Repo: https://github.com/polumish/wgdashboard-plus-plus
• License: Apache-2.0 (same as upstream)
• Based on: WGDashboard by Donald Zou
• Docker: ghcr.io/polumish/wgdashboard-plus-plus:latest

Fork-specific features

• Client self-service peer management portal with per-config access control
• Display density settings (Compact / Normal / Comfortable)
• Dual-column peer view (Total Commander style)
• OPNsense Gateway generator (alpha)
• Trusted IPs, adaptive sidebar, zebra striping, peer counts

Screenshots

https://github.com/polumish/wgdashboard-plus-plus#screenshots

Thanks for maintaining this excellent list!