Wifi Integration

Clean up

Fix removing only started workers on update

Set default gateway via tenus lib

Introduce BaseWorker type

and changed the way a worker is killed or turned off

Fix wifi frontend and add missing i18n en

Use channels for worker orchestrating

AP/STA mode working

we have to fix

* on initial creation AP has a client network (needs a dhcp and dns server)
* restarting/reloading the worker properly

Set wifi card link up before scanning

Delete/reset network interfaces on confd clean-up

Split wifi into STA and AP worker

create virtual network interfaces in confd

Serve watcher results via API

Save watcher results to database

Add test function to worker interface

Add wireless station frontend page

Implement wifi scanner and api handler

4.   make it possible to scan for networks

Initial wifi integration

1.   make it possible to configure and start hostapd
2.   make it possible to configure and start wpa_supplicant
3.   make it possible to use both (wpa_supplicant and hostapd)
3.1. iw dev wlp5s0 interface add wlp5s0_XX type managed address aa:bb:cc:dd:ee:XX
3.2. (main device must be down) ip link set dev wlp5s0 down
3.3. order matters. start hostapd first!

Co-authored-by: Lukas Matt <lukas@matt.wf>
Reviewed-on: #7