chore: remove dx groups related things (#235)

* chore: remove aurora-incus

this is not referenced anymore

* chore: remove aurora-dx-groups.service

This is super old tech debt, we must have used this in the past to add
users to the dx groups when we still made ISOs for them, instead of the
current post-install rebase

xref: https://github.com/ublue-os/aurora/issues/2584

system_files/dx/usr/lib/systemd/system/aurora-dx-groups.service

@@ -1,12 +0,0 @@
-[Unit]
-Description=Add wheel members to docker,and incus-admin groups
-
-[Service]
-Type=oneshot
-ExecStart=/usr/libexec/aurora-dx-groups
-Restart=on-failure
-RestartSec=30
-StartLimitInterval=0
-
-[Install]
-WantedBy=default.target

system_files/dx/usr/libexec/aurora-dx-groups

@@ -1,40 +0,0 @@
-#!/usr/bin/env bash
-
-# SCRIPT VERSION
-GROUP_SETUP_VER=2
-GROUP_SETUP_VER_FILE="/etc/ublue/dx-groups"
-GROUP_SETUP_VER_RAN=$(cat "$GROUP_SETUP_VER_FILE")
-
-# make the directory if it doesn't exist
-mkdir -p /etc/ublue
-
-# Run script if updated
-if [[ -f $GROUP_SETUP_VER_FILE && "$GROUP_SETUP_VER" = "$GROUP_SETUP_VER_RAN" ]]; then
-  echo "Group setup has already run. Exiting..."
-  exit 0
-fi
-
-# Function to append a group entry to /etc/group
-append_group() {
-  local group_name="$1"
-  if ! grep -q "^$group_name:" /etc/group; then
-    echo "Appending $group_name to /etc/group"
-    grep "^$group_name:" /usr/lib/group | tee -a /etc/group >/dev/null
-  fi
-}
-
-# Setup Groups
-append_group docker
-append_group incus-admin
-append_group libvirt
-
-wheelarray=($(getent group wheel | cut -d ":" -f 4 | tr ',' '\n'))
-for user in $wheelarray; do
-  usermod -aG docker $user
-  usermod -aG incus-admin $user
-  usermod -aG libvirt $user
-done
-
-# Prevent future executions
-echo "Writing state file"
-echo "$GROUP_SETUP_VER" >"$GROUP_SETUP_VER_FILE"

system_files/dx/usr/libexec/aurora-incus

@@ -1,79 +0,0 @@
-#!/usr/bin/env bash
-
-# All the pieces needed to enable incus on Developer Experience Hosts
-# This script is meant to be run on a aurora-dx host
-if [ "$EUID" -eq 0 ]
-then
-    echo "This script should not be run as root"
-    exit
-fi
-
-source /usr/lib/ujust/ujust.sh
-# add user to incus-admin group
-pkexec usermod -aG incus-admin $USER
-
-# check for, then add necessary entries to /etc/subuid and /etc/subgid
-echo -e "\nChecking for necessary entries in /etc/subuid and /etc/subgid"
-if grep -q "root:1000000:1000000000" /etc/subuid
-then
-    echo -e "\n  * subuid root range"
-else
-    echo "root:1000000:1000000000" | pkexec tee -a /etc/subuid
-fi
-
-if grep -q "root:1000000:1000000000" /etc/subgid
-then
-    echo -e "\n  * subgid root range"
-else
-    echo "root:1000000:1000000000" | pkexec tee -a /etc/subgid
-fi
-
-if grep -q "root:$UID:1" /etc/subgid
-then
-    echo -e "\n  * subgid root->user"
-else
-    echo "root:$UID:1" | pkexec tee -a /etc/subgid
-fi
-
-if grep -q "root:$UID:1" /etc/subuid
-then
-    echo ""
-    echo "  * subuid root->user"
-else
-    echo "root:$UID:1" | sudo tee -a /etc/subuid
-fi
-
-echo -e "\nEnabling incus services"
-pkexec /usr/bin/bash <<EOF
-systemctl enable --now incus-workaround.service
-systemctl enable --now lxcfs
-systemctl enable --now incus.socket
-systemctl start incus.service
-systemctl enable incus-startup
-EOF
-
-echo -e "\nInitializing Incus"
-echo "Choose your Incus installation type:"
-OPTION=$(gum choose "Minimal" "Custom" "Cancel")
-if [[ "${OPTION,,}" =~ ^minimal ]]; then
-    pkexec incus admin init --minimal
-    echo -e "\nAdding the incus bridge to the trusted firewall zone"
-    pkexec firewall-cmd --zone=trusted --change-interface=incusbr0 --permanent
-    pkexec firewall-cmd --reload
-fi
-if [[ "${OPTION,,}" =~ ^custom ]]; then
-    pkexec incus admin init
-    echo ""
-    cat <<EOF
-Add the incus bridge to the trusted firewall zone with
-```bash
-  sudo firewall-cmd --zone=trusted --change-interface=your-bridge --permanent
-  sudo firewall-cmd --reload
-```
-EOF
-fi
-if [[ "${OPTION,,}" =~ ^cancel ]]; then
-    echo "You have chosen to cancel the Incus installation process"
-    exit 0
-fi
-echo -e "\nIncus has been $installed. You can now run 'incus' to manage your containers."