- upgrade openwrt 19->21 - complete rework of internal network configuration to support DSA - completely move from ad-hoc to 802.11s for meshing (more stable and more router support) - add vlan meshing - add wifi-roaming (light) - add USB Tethering (for some routers with enough flash and memory) - replace gateway tunnel (bmxd->ipip) to increase speed extremly - rework communities (add support for "sub-communities" like Pirna) - add new communities (Dresden, Nord-Ost, Nord-West, Sued-Ost, Sued-West, Pirna, Oberlausitz, Leipzig) - add option to force ethernet port speed down to 100mbit/s - add function to disable/enable backbone configuration in GUI - add automatic port selection for bacckbone (info send by server) - add better speedtest result display (gui) - add colors to logs - add option to control LEDs - move wifi scan into background - remove splash screen - remove ddns - add function to specifiy the time of nightly reboot or firmware auto update - add minor firewall improvments (where backbone tunnels where created through freifunk network itself) - bmxd (routing protocol deamon) improve switching from dead nodes to other - improve loading speed for GUI - sysinfo.json: add infos about wifi channel, wireguard. - support more routers