Raspberry Pi 5

nmcli connection add type wifi ifname wlan0 con-name MY_HOTSPOT ssid my_hotspot
nmcli connection modify MY_HOTSPOT 802-11-wireless.mode ap 802-11-wireless.band bg ipv4.method shared
nmcli connection modify MY_HOTSPOT wifi-sec.key-mgmt wpa-psk
nmcli connection modify MY_HOTSPOT wifi-sec.psk "password123"
nmcli connection modify MY_HOTSPOT connection.autoconnect yes
nmcli connection up MY_HOTSPOT

nmcli connection add type wifi con-name MY_WIFI ifname wlan0 ssid my_wifi
nmcli connection modify MY_WIFI wifi-sec.key-mgmt wpa-psk
nmcli connection modify MY_WIFI wifi-sec.psk "password123"
nmcli connection modify MY_WIFI connection.autoconnect yes
nmcli connection up MY_WIFI 

nmcli connection show