create lxd ct with static ip

setup.sh

Create the network config

vi network-config.yml
version: 1
config:
  - type: physical
    name: eth0
    subnets:
      - type: static
        ipv4: true
        address: 10.10.10.10
        netmask: 255.255.255.0
        gateway: 10.10.10.1
        control: auto
  - type: nameserver
    address: 8.8.8.8
Launch the container with the static network config

lxc launch ubuntu:20.04 test3 --config=user.network-config="$(cat network-config.yml)"