Armbian 26.8

Armbian 26.8 is a major quarterly release featuring 787 merged pull requests and significant updates across the project. Highlights include Linux 7.1, a rewritten installer, Armbian Imager 2.0 with new Qualcomm flashing support, bootable UEFI ISOs, U-Boot 2026.07, improved wireless drivers, and broader ARM and RISC-V hardware support. The release also promotes 14 boards to standard support and introduces a modernized Debian Trixie-based CI and build infrastructure, while extensive cleanup and upstreaming work reduces long-term maintenance and improves reliability.