Installare RaspiOS Buster
Rimuovere repository VS Microsoft (sudo rm -f /etc/apt/sources.list.d/vscode.list /etc/apt/trusted.gpg.d/microsoft.gpg)
sudo apt update
sudo apt install nodejs npm
sudo npm install -g npm@latest # aggiornamento npm
sudo apt install libnss-mdns avahi-utils libavahi-compat-libdnssd-dev

Installazione SignalK server

sudo npm install -g --unsafe-perm signalk-server
Setup server
sudo signalk-server-setup

INSTALLAZIONE SOFTWARE PER ACCESS POINT

sudo apt install hostapd
sudo systemctl unmask hostapd
sudo systemctl enable hostapd

sudo apt install dnsmasq
sudo DEBIAN_FRONTEND=noninteractive apt install -y netfilter-persistent iptables-persistent

sudo nano /etc/dhcpcd.conf
Go to the end of the file and add the following:

interface wlan0
    static ip_address=192.168.4.1/24
    nohook wpa_supplicant

sudo mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig
sudo nano /etc/dnsmasq.conf
Add the following to the file and save it:

interface=wlan0 # Listening interface
dhcp-range=192.168.4.2,192.168.4.20,255.255.255.0,24h   # Pool of IP addresses served via DHCP
domain=wlan     # Local wireless DNS domain
address=/gw.wlan/192.168.4.1 # Alias for this router

sudo rfkill unblock wlan

sudo nano /etc/hostapd/hostapd.conf

country_code=IT
interface=wlan0
ssid=polarisnet
hw_mode=g
channel=7
macaddr_acl=0
auth_algs=1
ignore_broadcast_ssid=0
wpa=2
wpa_passphrase=XXXXXXXXXXX
wpa_key_mgmt=WPA-PSK
wpa_pairwise=TKIP
rsn_pairwise=CCMP


sudo systemctl reboot