Remove support for DinD

overlay/usr/bin/start-dind.sh

@@ -1,52 +0,0 @@
-#!/usr/bin/env bash
-###
-# File: start-dind.sh
-# Project: bin
-# File Created: Saturday, 8th October 2022 1:49:45 pm
-# Author: Josh.5 (jsunnex@gmail.com)
-# -----
-# Last Modified: Saturday, 8th October 2022 1:49:45 pm
-# Modified By: Josh.5 (jsunnex@gmail.com)
-###
-set -e
-
-
-# CATCH TERM SIGNAL:
-_term() {
-    kill -TERM "$docker_pid" 2>/dev/null
-}
-trap _term SIGTERM SIGINT
-
-
-# CONFIGURE:
-#   Refrences:
-#       - https://raw.githubusercontent.com/docker/docker/42b1175eda071c0e9121e1d64345928384a93df1/hack/dind
-#
-# apparmor sucks and Docker needs to know that it's in a container (c) @tianon
-export container=docker
-if [ -d /sys/kernel/security ] && ! mountpoint -q /sys/kernel/security; then
-	mount -t securityfs none /sys/kernel/security || {
-		echo >&2 'Could not mount /sys/kernel/security.'
-		echo >&2 'AppArmor detection and --privileged mode might break.'
-	}
-fi
-# cgroup v2: enable nesting
-if [ -f /sys/fs/cgroup/cgroup.controllers ]; then
-	# move the processes from the root group to the /init group,
-	# otherwise writing subtree_control fails with EBUSY.
-	# An error during moving non-existent process (i.e., "cat") is ignored.
-	mkdir -p /sys/fs/cgroup/init
-	xargs -rn1 < /sys/fs/cgroup/cgroup.procs > /sys/fs/cgroup/init/cgroup.procs || :
-	# enable controllers
-	sed -e 's/ / +/g' -e 's/^/+/' < /sys/fs/cgroup/cgroup.controllers \
-		> /sys/fs/cgroup/cgroup.subtree_control
-fi
-
-
-# EXECUTE PROCESS:
-/usr/local/bin/dockerd &
-docker_pid=$!
-
-
-# WAIT FOR CHILD PROCESS:
-wait "$docker_pid"