Base Image: S6 overlay & jemalloc update (#72425)

* Update base image with new s6-Overlay & jemalloc

* add build version

* Update finish

rootfs/init

@@ -1,23 +1,49 @@
-#!/bin/execlineb -S0
+#!/usr/bin/env bashio
 
-##
-## load default PATH (the same that Docker includes if not provided) if it doesn't exist,
-## then go ahead with stage1.
-## this was motivated due to this issue:
-## - https://github.com/just-containers/s6-overlay/issues/108
-##
+# This is the first program launched at container start.
+# We don't know where our binaries are and we cannot guarantee
+# that the default PATH can access them.
+# So this script needs to be entirely self-contained until it has
+# at least /command, /usr/bin and /bin in its PATH.
 
-/bin/importas -D /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin PATH PATH
-export PATH ${PATH}
-
-##
-## Skip further init if the user has a given CMD.
-## This is to prevent Home Assistant from starting twice if the user
-## decided to override/start via the CMD.
-##
-
-ifelse { s6-test $# -ne 0 }
-{
-  $@
+addpath () {
+  x="$1"
+  IFS=:
+  set -- $PATH
+  IFS=
+  while test "$#" -gt 0 ; do
+    if test "$1" = "$x" ; then
+      return
+    fi
+    shift
+  done
+  PATH="${x}:$PATH"
 }
-/etc/s6/init/init-stage1 $@
+
+if test -z "$PATH" ; then
+  PATH=/bin
+fi
+
+addpath /bin
+addpath /usr/bin
+addpath /command
+export PATH
+
+# Now we're good: s6-overlay-suexec is accessible via PATH, as are
+# all our binaries.
+
+# Skip further init if the user has a given CMD.
+# This is to prevent Home Assistant from starting twice if the user
+# decided to override/start via the CMD.
+if test $# -ne 0 ; then
+  exec "$@"
+fi
+
+# Run preinit as root, then run stage0 as the container's user (can be
+# root, can be a normal user).
+
+exec s6-overlay-suexec \
+  ' /package/admin/s6-overlay-@VERSION@/libexec/preinit' \
+  '' \
+  /package/admin/s6-overlay-@VERSION@/libexec/stage0 \
+  "$@"