diff --git a/generate_config.sh b/generate_config.sh
deleted file mode 100755
index 6bef72ea..00000000
--- a/generate_config.sh
+++ /dev/null
@@ -1,379 +0,0 @@
-#!/usr/bin/env bash
-
-set -o pipefail
-
-if [[ "$(uname -r)" =~ ^4\.15\.0-60 ]]; then
-  echo "DO NOT RUN mailcow ON THIS UBUNTU KERNEL!";
-  echo "Please update to 5.x or use another distribution."
-  exit 1
-fi
-
-if [[ "$(uname -r)" =~ ^4\.4\. ]]; then
-  if grep -q Ubuntu <<< $(uname -a); then
-    echo "DO NOT RUN mailcow ON THIS UBUNTU KERNEL!";
-    echo "Please update to linux-generic-hwe-16.04 by running \"apt-get install --install-recommends linux-generic-hwe-16.04\""
-    exit 1
-  fi
-fi
-
-if grep --help 2>&1 | grep -q -i "busybox"; then
-  echo "BusyBox grep detected, please install gnu grep, \"apk add --no-cache --upgrade grep\""
-  exit 1
-fi
-if cp --help 2>&1 | grep -q -i "busybox"; then
-  echo "BusyBox cp detected, please install coreutils, \"apk add --no-cache --upgrade coreutils\""
-  exit 1
-fi
-
-for bin in openssl curl docker-compose docker git awk sha1sum; do
-  if [[ -z $(which ${bin}) ]]; then echo "Cannot find ${bin}, exiting..."; exit 1; fi
-done
-
-if [ -f mailcow.conf ]; then
-  read -r -p "A config file exists and will be overwritten, are you sure you want to continue? [y/N] " response
-  case $response in
-    [yY][eE][sS]|[yY])
-      mv mailcow.conf mailcow.conf_backup
-      chmod 600 mailcow.conf_backup
-      ;;
-    *)
-      exit 1
-    ;;
-  esac
-fi
-
-echo "Press enter to confirm the detected value '[value]' where applicable or enter a custom value."
-while [ -z "${MAILCOW_HOSTNAME}" ]; do
-  read -p "Mail server hostname (FQDN) - this is not your mail domain, but your mail servers hostname: " -e MAILCOW_HOSTNAME
-  DOTS=${MAILCOW_HOSTNAME//[^.]};
-  if [ ${#DOTS} -lt 2 ] && [ ! -z ${MAILCOW_HOSTNAME} ]; then
-    echo "${MAILCOW_HOSTNAME} is not a FQDN"
-    MAILCOW_HOSTNAME=
-  fi
-done
-
-if [ -a /etc/timezone ]; then
-  DETECTED_TZ=$(cat /etc/timezone)
-elif [ -a /etc/localtime ]; then
-  DETECTED_TZ=$(readlink /etc/localtime|sed -n 's|^.*zoneinfo/||p')
-fi
-
-while [ -z "${MAILCOW_TZ}" ]; do
-  if [ -z "${DETECTED_TZ}" ]; then
-    read -p "Timezone: " -e MAILCOW_TZ
-  else
-    read -p "Timezone [${DETECTED_TZ}]: " -e MAILCOW_TZ
-    [ -z "${MAILCOW_TZ}" ] && MAILCOW_TZ=${DETECTED_TZ}
-  fi
-done
-
-MEM_TOTAL=$(awk '/MemTotal/ {print $2}' /proc/meminfo)
-
-if [ ${MEM_TOTAL} -le "2621440" ]; then
-  echo "Installed memory is <= 2.5 GiB. It is recommended to disable ClamAV to prevent out-of-memory situations."
-  echo "ClamAV can be re-enabled by setting SKIP_CLAMD=n in mailcow.conf."
-  read -r -p  "Do you want to disable ClamAV now? [Y/n] " response
-  case $response in
-    [nN][oO]|[nN])
-      SKIP_CLAMD=n
-      ;;
-    *)
-      SKIP_CLAMD=y
-    ;;
-  esac
-else
-  SKIP_CLAMD=n
-fi
-
-if [ ${MEM_TOTAL} -le "2097152" ]; then
-  echo "Disabling Solr on low-memory system."
-  SKIP_SOLR=y
-elif [ ${MEM_TOTAL} -le "3670016" ]; then
-  echo "Installed memory is <= 3.5 GiB. It is recommended to disable Solr to prevent out-of-memory situations."
-  echo "Solr is a prone to run OOM and should be monitored. The default Solr heap size is 1024 MiB and should be set in mailcow.conf according to your expected load."
-  echo "Solr can be re-enabled by setting SKIP_SOLR=n in mailcow.conf but will refuse to start with less than 2 GB total memory."
-  read -r -p  "Do you want to disable Solr now? [Y/n] " response
-  case $response in
-    [nN][oO]|[nN])
-      SKIP_SOLR=n
-      ;;
-    *)
-      SKIP_SOLR=y
-    ;;
-  esac
-else
-  SKIP_SOLR=n
-fi
-
-[ ! -f ./data/conf/rspamd/override.d/worker-controller-password.inc ] && echo '# Placeholder' > ./data/conf/rspamd/override.d/worker-controller-password.inc
-
-cat << EOF > mailcow.conf
-# ------------------------------
-# mailcow web ui configuration
-# ------------------------------
-# example.org is _not_ a valid hostname, use a fqdn here.
-# Default admin user is "admin"
-# Default password is "moohoo"
-
-MAILCOW_HOSTNAME=${MAILCOW_HOSTNAME}
-
-# Password hash algorithm
-# Only certain password hash algorithm are supported. For a fully list of supported schemes,
-# see https://mailcow.github.io/mailcow-dockerized-docs/models/model-passwd/
-MAILCOW_PASS_SCHEME=BLF-CRYPT
-
-# ------------------------------
-# SQL database configuration
-# ------------------------------
-
-DBNAME=mailcow
-DBUSER=mailcow
-
-# Please use long, random alphanumeric strings (A-Za-z0-9)
-
-DBPASS=$(LC_ALL=C </dev/urandom tr -dc A-Za-z0-9 | head -c 28)
-DBROOT=$(LC_ALL=C </dev/urandom tr -dc A-Za-z0-9 | head -c 28)
-
-# ------------------------------
-# HTTP/S Bindings
-# ------------------------------
-
-# You should use HTTPS, but in case of SSL offloaded reverse proxies:
-# Might be important: This will also change the binding within the container.
-# If you use a proxy within Docker, point it to the ports you set below.
-# Do _not_ use IP:PORT in HTTP(S)_BIND or HTTP(S)_PORT
-# IMPORTANT: Do not use port 8081, 9081 or 65510!
-# Example: HTTP_BIND=1.2.3.4
-# For IPv4 and IPv6 leave it empty: HTTP_BIND= & HTTPS_PORT=
-# For IPv6 see https://mailcow.github.io/mailcow-dockerized-docs/post_installation/firststeps-ip_bindings/
-
-HTTP_PORT=80
-HTTP_BIND=
-
-HTTPS_PORT=443
-HTTPS_BIND=
-
-# ------------------------------
-# Other bindings
-# ------------------------------
-# You should leave that alone
-# Format: 11.22.33.44:25 or 12.34.56.78:465 etc.
-
-SMTP_PORT=25
-SMTPS_PORT=465
-SUBMISSION_PORT=587
-IMAP_PORT=143
-IMAPS_PORT=993
-POP_PORT=110
-POPS_PORT=995
-SIEVE_PORT=4190
-DOVEADM_PORT=127.0.0.1:19991
-SQL_PORT=127.0.0.1:13306
-SOLR_PORT=127.0.0.1:18983
-REDIS_PORT=127.0.0.1:7654
-
-# Your timezone
-# See https://en.wikipedia.org/wiki/List_of_tz_database_time_zones for a list of timezones
-# Use the row named 'TZ database name' + pay attention for 'Notes' row
-
-TZ=${MAILCOW_TZ}
-
-# Fixed project name
-# Please use lowercase letters only
-
-COMPOSE_PROJECT_NAME=mailcowdockerized
-
-# Set this to "allow" to enable the anyone pseudo user. Disabled by default.
-# When enabled, ACL can be created, that apply to "All authenticated users"
-# This should probably only be activated on mail hosts, that are used exclusivly by one organisation.
-# Otherwise a user might share data with too many other users.
-ACL_ANYONE=disallow
-
-# Garbage collector cleanup
-# Deleted domains and mailboxes are moved to /var/vmail/_garbage/timestamp_sanitizedstring
-# How long should objects remain in the garbage until they are being deleted? (value in minutes)
-# Check interval is hourly
-
-MAILDIR_GC_TIME=7200
-
-# Additional SAN for the certificate
-#
-# You can use wildcard records to create specific names for every domain you add to mailcow.
-# Example: Add domains "example.com" and "example.net" to mailcow, change ADDITIONAL_SAN to a value like:
-#ADDITIONAL_SAN=imap.*,smtp.*
-# This will expand the certificate to "imap.example.com", "smtp.example.com", "imap.example.net", "smtp.example.net"
-# plus every domain you add in the future.
-#
-# You can also just add static names...
-#ADDITIONAL_SAN=srv1.example.net
-# ...or combine wildcard and static names:
-#ADDITIONAL_SAN=imap.*,srv1.example.com
-#
-
-ADDITIONAL_SAN=
-
-# Additional server names for mailcow UI
-#
-# Specify alternative addresses for the mailcow UI to respond to
-# This is useful when you set mail.* as ADDITIONAL_SAN and want to make sure mail.maildomain.com will always point to the mailcow UI.
-# If the server name does not match a known site, Nginx decides by best-guess and may redirect users to the wrong web root.
-# You can understand this as server_name directive in Nginx.
-# Comma separated list without spaces! Example: ADDITIONAL_SERVER_NAMES=a.b.c,d.e.f
-
-ADDITIONAL_SERVER_NAMES=
-
-# Skip running ACME (acme-mailcow, Let's Encrypt certs) - y/n
-
-SKIP_LETS_ENCRYPT=n
-
-# Create seperate certificates for all domains - y/n
-# this will allow adding more than 100 domains, but some email clients will not be able to connect with alternative hostnames
-# see https://wiki.dovecot.org/SSL/SNIClientSupport
-ENABLE_SSL_SNI=n
-
-# Skip IPv4 check in ACME container - y/n
-
-SKIP_IP_CHECK=n
-
-# Skip HTTP verification in ACME container - y/n
-
-SKIP_HTTP_VERIFICATION=n
-
-# Skip ClamAV (clamd-mailcow) anti-virus (Rspamd will auto-detect a missing ClamAV container) - y/n
-
-SKIP_CLAMD=${SKIP_CLAMD}
-
-# Skip SOGo: Will disable SOGo integration and therefore webmail, DAV protocols and ActiveSync support (experimental, unsupported, not fully implemented) - y/n
-
-SKIP_SOGO=n
-
-# Skip Solr on low-memory systems or if you do not want to store a readable index of your mails in solr-vol-1.
-
-SKIP_SOLR=${SKIP_SOLR}
-
-# Solr heap size in MB, there is no recommendation, please see Solr docs.
-# Solr is a prone to run OOM and should be monitored. Unmonitored Solr setups are not recommended.
-
-SOLR_HEAP=1024
-
-# Allow admins to log into SOGo as email user (without any password)
-
-ALLOW_ADMIN_EMAIL_LOGIN=n
-
-# Enable watchdog (watchdog-mailcow) to restart unhealthy containers
-
-USE_WATCHDOG=y
-
-# Send watchdog notifications by mail (sent from watchdog@MAILCOW_HOSTNAME)
-# CAUTION:
-# 1. You should use external recipients
-# 2. Mails are sent unsigned (no DKIM)
-# 3. If you use DMARC, create a separate DMARC policy ("v=DMARC1; p=none;" in _dmarc.MAILCOW_HOSTNAME)
-# Multiple rcpts allowed, NO quotation marks, NO spaces
-
-#WATCHDOG_NOTIFY_EMAIL=a@example.com,b@example.com,c@example.com
-#WATCHDOG_NOTIFY_EMAIL=
-
-# Notify about banned IP (includes whois lookup)
-WATCHDOG_NOTIFY_BAN=n
-
-# Subject for watchdog mails. Defaults to "Watchdog ALERT" followed by the error message.
-#WATCHDOG_SUBJECT=
-
-# Checks if mailcow is an open relay. Requires a SAL. More checks will follow.
-# https://www.servercow.de/mailcow?lang=en
-# https://www.servercow.de/mailcow?lang=de
-# No data is collected. Opt-in and anonymous.
-# Will only work with unmodified mailcow setups.
-WATCHDOG_EXTERNAL_CHECKS=n
-
-# Enable watchdog verbose logging
-WATCHDOG_VERBOSE=n
-
-# Max log lines per service to keep in Redis logs
-
-LOG_LINES=9999
-
-# Internal IPv4 /24 subnet, format n.n.n (expands to n.n.n.0/24)
-# Use private IPv4 addresses only, see https://en.wikipedia.org/wiki/Private_network#Private_IPv4_addresses
-
-IPV4_NETWORK=172.22.1
-
-# Internal IPv6 subnet in fc00::/7
-# Use private IPv6 addresses only, see https://en.wikipedia.org/wiki/Private_network#Private_IPv6_addresses
-
-IPV6_NETWORK=fd4d:6169:6c63:6f77::/64
-
-# Use this IPv4 for outgoing connections (SNAT)
-
-#SNAT_TO_SOURCE=
-
-# Use this IPv6 for outgoing connections (SNAT)
-
-#SNAT6_TO_SOURCE=
-
-# Create or override an API key for the web UI
-# You _must_ define API_ALLOW_FROM, which is a comma separated list of IPs
-# An API key defined as API_KEY has read-write access
-# An API key defined as API_KEY_READ_ONLY has read-only access
-# Allowed chars for API_KEY and API_KEY_READ_ONLY: a-z, A-Z, 0-9, -
-# You can define API_KEY and/or API_KEY_READ_ONLY
-
-#API_KEY=
-#API_KEY_READ_ONLY=
-#API_ALLOW_FROM=172.22.1.1,127.0.0.1
-
-# mail_home is ~/Maildir
-MAILDIR_SUB=Maildir
-
-# SOGo session timeout in minutes
-SOGO_EXPIRE_SESSION=480
-
-# DOVECOT_MASTER_USER and DOVECOT_MASTER_PASS must both be provided. No special chars.
-# Empty by default to auto-generate master user and password on start.
-# User expands to DOVECOT_MASTER_USER@mailcow.local
-# LEAVE EMPTY IF UNSURE
-DOVECOT_MASTER_USER=
-# LEAVE EMPTY IF UNSURE
-DOVECOT_MASTER_PASS=
-
-# Let's Encrypt registration contact information
-# Optional: Leave empty for none
-# This value is only used on first order!
-# Setting it at a later point will require the following steps:
-# https://mailcow.github.io/mailcow-dockerized-docs/troubleshooting/debug-reset_tls/
-ACME_CONTACT=
-
-# WebAuthn device manufacturer verification
-# After setting WEBAUTHN_ONLY_TRUSTED_VENDORS=y only devices from trusted manufacturers are allowed
-# root certificates can be placed for validation under mailcow-dockerized/data/web/inc/lib/WebAuthn/rootCertificates
-WEBAUTHN_ONLY_TRUSTED_VENDORS=n
-
-EOF
-
-mkdir -p data/assets/ssl
-
-chmod 600 mailcow.conf
-
-# copy but don't overwrite existing certificate
-echo "Generating snake-oil certificate..."
-# Making Willich more popular
-openssl req -x509 -newkey rsa:4096 -keyout data/assets/ssl-example/key.pem -out data/assets/ssl-example/cert.pem -days 365 -subj "/C=DE/ST=NRW/L=Willich/O=mailcow/OU=mailcow/CN=${MAILCOW_HOSTNAME}" -sha256 -nodes
-echo "Copying snake-oil certificate..."
-cp -n -d data/assets/ssl-example/*.pem data/assets/ssl/
-
-# Set app_info.inc.php
-mailcow_git_version=$(git describe --tags `git rev-list --tags --max-count=1`)
-if [ $? -eq 0 ]; then
-  mailcow_git_url=$(git config --get remote.origin.url)
-  echo '<?php' > data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_VERSION="'$mailcow_git_version'";' >> data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_URL="'$mailcow_git_url'";' >> data/web/inc/app_info.inc.php
-  echo '?>' >> data/web/inc/app_info.inc.php
-else
-  echo '<?php' > data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_VERSION="";' >> data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_URL="";' >> data/web/inc/app_info.inc.php
-  echo '?>' >> data/web/inc/app_info.inc.php
-  echo -e "\e[33mCannot determine current git repository version...\e[0m"
-fi
diff --git a/update.sh b/update.sh
deleted file mode 100755
index 033aa140..00000000
--- a/update.sh
+++ /dev/null
@@ -1,758 +0,0 @@
-#!/usr/bin/env bash
-
-# Check permissions
-if [ "$(id -u)" -ne "0" ]; then
-  echo "You need to be root"
-  exit 1
-fi
-
-SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-
-# Run pre-update-hook
-if [ -f "${SCRIPT_DIR}/pre_update_hook.sh" ]; then
-  bash "${SCRIPT_DIR}/pre_update_hook.sh"
-fi
-
-if [[ "$(uname -r)" =~ ^4\.15\.0-60 ]]; then
-  echo "DO NOT RUN mailcow ON THIS UBUNTU KERNEL!";
-  echo "Please update to 5.x or use another distribution."
-  exit 1
-fi
-
-if [[ "$(uname -r)" =~ ^4\.4\. ]]; then
-  if grep -q Ubuntu <<< $(uname -a); then
-    echo "DO NOT RUN mailcow ON THIS UBUNTU KERNEL!"
-    echo "Please update to linux-generic-hwe-16.04 by running \"apt-get install --install-recommends linux-generic-hwe-16.04\""
-    exit 1
-  fi
-  echo "mailcow on a 4.4.x kernel is not supported. It may or may not work, please upgrade your kernel or continue at your own risk."
-  read -p "Press any key to continue..." < /dev/tty
-fi
-
-# Exit on error and pipefail
-set -o pipefail
-
-# Setting high dc timeout
-export COMPOSE_HTTP_TIMEOUT=600
-
-# Add /opt/bin to PATH
-PATH=$PATH:/opt/bin
-
-umask 0022
-
-for bin in curl docker-compose docker git awk sha1sum; do
-  if [[ -z $(which ${bin}) ]]; then echo "Cannot find ${bin}, exiting..."; exit 1; fi
-done
-
-export LC_ALL=C
-DATE=$(date +%Y-%m-%d_%H_%M_%S)
-BRANCH=$(cd ${SCRIPT_DIR}; git rev-parse --abbrev-ref HEAD)
-
-check_online_status() {
-  CHECK_ONLINE_IPS=(1.1.1.1 9.9.9.9 8.8.8.8)
-  for ip in "${CHECK_ONLINE_IPS[@]}"; do
-    if timeout 3 ping -c 1 ${ip} > /dev/null; then
-      return 0
-    fi
-  done
-  return 1
-}
-
-prefetch_images() {
-  [[ -z ${BRANCH} ]] && { echo -e "\e[33m\nUnknown branch...\e[0m"; exit 1; }
-  git fetch origin #${BRANCH}
-  while read image; do
-    if [[ "${image}" == "robbertkl/ipv6nat" ]]; then
-      if ! grep -qi "ipv6nat-mailcow" docker-compose.yml || grep -qi "enable_ipv6: false" docker-compose.yml; then
-        continue
-      fi
-    fi
-    RET_C=0
-    until docker pull ${image}; do
-      RET_C=$((RET_C + 1))
-      echo -e "\e[33m\nError pulling $image, retrying...\e[0m"
-      [ ${RET_C} -gt 3 ] && { echo -e "\e[31m\nToo many failed retries, exiting\e[0m"; exit 1; }
-      sleep 1
-    done
-  done < <(git show origin/${BRANCH}:docker-compose.yml | grep "image:" | awk '{ gsub("image:","", $3); print $2 }')
-}
-
-docker_garbage() {
-  IMGS_TO_DELETE=()
-  for container in $(grep -oP "image: \Kmailcow.+" "${SCRIPT_DIR}/docker-compose.yml"); do
-    REPOSITORY=${container/:*}
-    TAG=${container/*:}
-    V_MAIN=${container/*.}
-    V_SUB=${container/*.}
-    EXISTING_TAGS=$(docker images | grep ${REPOSITORY} | awk '{ print $2 }')
-    for existing_tag in ${EXISTING_TAGS[@]}; do
-      V_MAIN_EXISTING=${existing_tag/*.}
-      V_SUB_EXISTING=${existing_tag/*.}
-      # Not an integer
-      [[ ! $V_MAIN_EXISTING =~ ^[0-9]+$ ]] && continue
-      [[ ! $V_SUB_EXISTING =~ ^[0-9]+$ ]] && continue
-
-      if [[ $V_MAIN_EXISTING == "latest" ]]; then
-        echo "Found deprecated label \"latest\" for repository $REPOSITORY, it should be deleted."
-        IMGS_TO_DELETE+=($REPOSITORY:$existing_tag)
-      elif [[ $V_MAIN_EXISTING -lt $V_MAIN ]]; then
-        echo "Found tag $existing_tag for $REPOSITORY, which is older than the current tag $TAG and should be deleted."
-        IMGS_TO_DELETE+=($REPOSITORY:$existing_tag)
-      elif [[ $V_SUB_EXISTING -lt $V_SUB ]]; then
-        echo "Found tag $existing_tag for $REPOSITORY, which is older than the current tag $TAG and should be deleted."
-        IMGS_TO_DELETE+=($REPOSITORY:$existing_tag)
-      fi
-    done
-  done
-
-  if [[ ! -z ${IMGS_TO_DELETE[*]} ]]; then
-    echo "Run the following command to delete unused image tags:"
-    echo
-    echo "    docker rmi ${IMGS_TO_DELETE[*]}"
-    echo
-    if [ ! $FORCE ]; then
-      read -r -p "Do you want to delete old image tags right now? [y/N] " response
-      if [[ "$response" =~ ^([yY][eE][sS]|[yY])+$ ]]; then
-        docker rmi ${IMGS_TO_DELETE[*]}
-      else
-        echo "OK, skipped."
-      fi
-    else
-      echo "Running image removal without extra confirmation due to force mode."
-      docker rmi ${IMGS_TO_DELETE[*]}
-    fi
-    echo -e "\e[32mFurther cleanup...\e[0m"
-    echo "If you want to cleanup further garbage collected by Docker, please make sure all containers are up and running before cleaning your system by executing \"docker system prune\""
-  fi
-}
-
-in_array() {
-  local e match="$1"
-  shift
-  for e; do [[ "$e" == "$match" ]] && return 0; done
-  return 1
-}
-
-migrate_docker_nat() {
-  NAT_CONFIG='{"ipv6":true,"fixed-cidr-v6":"fd00:dead:beef:c0::/80","experimental":true,"ip6tables":true}'
-  # Min Docker version
-  DOCKERV_REQ=20.10.2
-  # Current Docker version
-  DOCKERV_CUR=$(docker version -f '{{.Server.Version}}')
-  if grep -qi "ipv6nat-mailcow" docker-compose.yml && grep -qi "enable_ipv6: true" docker-compose.yml; then
-    echo -e "\e[32mNative IPv6 implementation available.\e[0m"
-    echo "This will enable experimental features in the Docker daemon and configure Docker to do the IPv6 NATing instead of ipv6nat-mailcow."
-    echo '!!! This step is recommended !!!'
-    echo "mailcow will try to roll back the changes if starting Docker fails after modifying the daemon.json configuration file."
-    read -r -p "Should we try to enable the native IPv6 implementation in Docker now (recommended)? [y/N] " dockernatresponse
-    if [[ ! "${dockernatresponse}" =~ ^([yY][eE][sS]|[yY])+$ ]]; then
-      echo "OK, skipping this step."
-      return 0
-    fi
-  fi
-  # Sort versions and check if we are running a newer or equal version to req
-  if [ $(printf "${DOCKERV_REQ}\n${DOCKERV_CUR}" | sort -V | tail -n1) == "${DOCKERV_CUR}" ]; then
-    # If Dockerd daemon json exists
-    if [ -s /etc/docker/daemon.json ]; then
-      IFS=',' read -r -a dockerconfig <<< $(cat /etc/docker/daemon.json | tr -cd '[:alnum:],')
-      if ! in_array ipv6true "${dockerconfig[@]}" || \
-        ! in_array experimentaltrue "${dockerconfig[@]}" || \
-        ! in_array ip6tablestrue "${dockerconfig[@]}" || \
-        ! grep -qi "fixed-cidr-v6" /etc/docker/daemon.json; then
-          echo -e "\e[33mWarning:\e[0m You seem to have modified the /etc/docker/daemon.json configuration by yourself and not fully/correctly activated the native IPv6 NAT implementation."
-          echo "You will need to merge your existing configuration manually or fix/delete the existing daemon.json configuration before trying the update process again."
-          echo -e "Please merge the following content and restart the Docker daemon:\n"
-          echo ${NAT_CONFIG}
-          return 1
-      fi
-    else
-      echo "Working on IPv6 NAT, please wait..."
-      echo ${NAT_CONFIG} > /etc/docker/daemon.json
-      ip6tables -F -t nat
-      [[ -e /etc/alpine-release ]] && rc-service docker restart || systemctl restart docker.service
-      if [[ $? -ne 0 ]]; then
-        echo -e "\e[31mError:\e[0m Failed to activate IPv6 NAT! Reverting and exiting."
-        rm /etc/docker/daemon.json
-        if [[ -e /etc/alpine-release ]]; then
-          rc-service docker restart
-        else
-          systemctl reset-failed docker.service
-          systemctl restart docker.service
-        fi
-        return 1
-      fi
-    fi
-    # Removing legacy container
-    sed -i '/ipv6nat-mailcow:$/,/^$/d' docker-compose.yml
-    if [ -s docker-compose.override.yml ]; then
-        sed -i '/ipv6nat-mailcow:$/,/^$/d' docker-compose.override.yml
-        if [[ "$(cat docker-compose.override.yml | sed '/^\s*$/d' | wc -l)" == "2" ]]; then
-            mv docker-compose.override.yml docker-compose.override.yml_backup
-        fi
-    fi
-    echo -e "\e[32mGreat! \e[0mNative IPv6 NAT is active.\e[0m"
-  else
-    echo -e "\e[31mPlease upgrade Docker to version ${DOCKERV_REQ} or above.\e[0m"
-    return 0
-  fi
-}
-
-while (($#)); do
-  case "${1}" in
-    --check|-c)
-      echo "Checking remote code for updates..."
-      LATEST_REV=$(git ls-remote --exit-code --refs --quiet https://github.com/mailcow/mailcow-dockerized ${BRANCH} | cut -f1)
-      if [ $? -ne 0 ]; then
-        echo "A problem occurred while trying to fetch the latest revision from github."
-        exit 99
-      fi
-      if [[ -z $(git log HEAD --pretty=format:"%H" | grep "${LATEST_REV}") ]]; then
-        echo -e "Updated code is available.\nThe changes can be found here: https://github.com/mailcow/mailcow-dockerized/commits/master"
-        git log --date=short --pretty=format:"%ad - %s" $(git rev-parse --short HEAD)..origin/master
-        exit 0
-      else
-        echo "No updates available."
-        exit 3
-      fi
-    ;;
-    --ours)
-      MERGE_STRATEGY=ours
-    ;;
-    --skip-start)
-      SKIP_START=y
-    ;;
-    --gc)
-      echo -e "\e[32mCollecting garbage...\e[0m"
-      docker_garbage
-      exit 0
-    ;;
-    --prefetch)
-      echo -e "\e[32mPrefetching images...\e[0m"
-      prefetch_images
-      exit 0
-    ;;
-    -f|--force)
-      echo -e "\e[32mRunning in forced mode...\e[0m"
-      FORCE=y
-    ;;
-    --no-update-compose)
-      NO_UPDATE_COMPOSE=y
-    ;;
-    --help|-h)
-    echo './update.sh [-c|--check, --ours, --gc, --no-update-compose, --prefetch, --skip-start, -f|--force, -h|--help]
-
-  -c|--check           -   Check for updates and exit (exit codes => 0: update available, 3: no updates)
-  --ours               -   Use merge strategy option "ours" to solve conflicts in favor of non-mailcow code (local changes over remote changes), not recommended!
-  --gc                 -   Run garbage collector to delete old image tags
-  --no-update-compose  -   Do not update docker-compose
-  --prefetch           -   Only prefetch new images and exit (useful to prepare updates)
-  --skip-start         -   Do not start mailcow after update
-  -f|--force           -   Force update, do not ask questions
-'
-    exit 1
-  esac
-  shift
-done
-
-[[ ! -f mailcow.conf ]] && { echo "mailcow.conf is missing"; exit 1;}
-chmod 600 mailcow.conf
-source mailcow.conf
-DOTS=${MAILCOW_HOSTNAME//[^.]};
-if [ ${#DOTS} -lt 2 ]; then
-  echo "MAILCOW_HOSTNAME (${MAILCOW_HOSTNAME}) is not a FQDN!"
-  echo "Please change it to a FQDN and run docker-compose down followed by docker-compose up -d"
-  exit 1
-fi
-
-if grep --help 2>&1 | head -n 1 | grep -q -i "busybox"; then echo "BusyBox grep detected, please install gnu grep, \"apk add --no-cache --upgrade grep\""; exit 1; fi
-# This will also cover sort
-if cp --help 2>&1 | head -n 1 | grep -q -i "busybox"; then echo "BusyBox cp detected, please install coreutils, \"apk add --no-cache --upgrade coreutils\""; exit 1; fi
-if sed --help 2>&1 | head -n 1 | grep -q -i "busybox"; then echo "BusyBox sed detected, please install gnu sed, \"apk add --no-cache --upgrade sed\""; exit 1; fi
-
-CONFIG_ARRAY=(
-  "SKIP_LETS_ENCRYPT"
-  "SKIP_SOGO"
-  "USE_WATCHDOG"
-  "WATCHDOG_NOTIFY_EMAIL"
-  "WATCHDOG_NOTIFY_BAN"
-  "WATCHDOG_EXTERNAL_CHECKS"
-  "WATCHDOG_SUBJECT"
-  "SKIP_CLAMD"
-  "SKIP_IP_CHECK"
-  "ADDITIONAL_SAN"
-  "DOVEADM_PORT"
-  "IPV4_NETWORK"
-  "IPV6_NETWORK"
-  "LOG_LINES"
-  "SNAT_TO_SOURCE"
-  "SNAT6_TO_SOURCE"
-  "COMPOSE_PROJECT_NAME"
-  "SQL_PORT"
-  "API_KEY"
-  "API_KEY_READ_ONLY"
-  "API_ALLOW_FROM"
-  "MAILDIR_GC_TIME"
-  "MAILDIR_SUB"
-  "ACL_ANYONE"
-  "SOLR_HEAP"
-  "SKIP_SOLR"
-  "ENABLE_SSL_SNI"
-  "ALLOW_ADMIN_EMAIL_LOGIN"
-  "SKIP_HTTP_VERIFICATION"
-  "SOGO_EXPIRE_SESSION"
-  "REDIS_PORT"
-  "DOVECOT_MASTER_USER"
-  "DOVECOT_MASTER_PASS"
-  "MAILCOW_PASS_SCHEME"
-  "ADDITIONAL_SERVER_NAMES"
-  "ACME_CONTACT"
-  "WATCHDOG_VERBOSE"
-  "WEBAUTHN_ONLY_TRUSTED_VENDORS"
-)
-
-sed -i --follow-symlinks '$a\' mailcow.conf
-for option in ${CONFIG_ARRAY[@]}; do
-  if [[ ${option} == "ADDITIONAL_SAN" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo "${option}=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "COMPOSE_PROJECT_NAME" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo "COMPOSE_PROJECT_NAME=mailcowdockerized" >> mailcow.conf
-    fi
-  elif [[ ${option} == "DOVEADM_PORT" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo "DOVEADM_PORT=127.0.0.1:19991" >> mailcow.conf
-    fi
-  elif [[ ${option} == "WATCHDOG_NOTIFY_EMAIL" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo "WATCHDOG_NOTIFY_EMAIL=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "LOG_LINES" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Max log lines per service to keep in Redis logs' >> mailcow.conf
-      echo "LOG_LINES=9999" >> mailcow.conf
-    fi
-  elif [[ ${option} == "IPV4_NETWORK" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Internal IPv4 /24 subnet, format n.n.n. (expands to n.n.n.0/24)' >> mailcow.conf
-      echo "IPV4_NETWORK=172.22.1" >> mailcow.conf
-    fi
-  elif [[ ${option} == "IPV6_NETWORK" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Internal IPv6 subnet in fc00::/7' >> mailcow.conf
-      echo "IPV6_NETWORK=fd4d:6169:6c63:6f77::/64" >> mailcow.conf
-    fi
-  elif [[ ${option} == "SQL_PORT" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Bind SQL to 127.0.0.1 on port 13306' >> mailcow.conf
-      echo "SQL_PORT=127.0.0.1:13306" >> mailcow.conf
-    fi
-  elif [[ ${option} == "API_KEY" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Create or override API key for web UI' >> mailcow.conf
-      echo "#API_KEY=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "API_KEY_READ_ONLY" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Create or override read-only API key for web UI' >> mailcow.conf
-      echo "#API_KEY_READ_ONLY=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "API_ALLOW_FROM" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Must be set for API_KEY to be active' >> mailcow.conf
-      echo '# IPs only, no networks (networks can be set via UI)' >> mailcow.conf
-      echo "#API_ALLOW_FROM=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "SNAT_TO_SOURCE" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Use this IPv4 for outgoing connections (SNAT)' >> mailcow.conf
-      echo "#SNAT_TO_SOURCE=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "SNAT6_TO_SOURCE" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Use this IPv6 for outgoing connections (SNAT)' >> mailcow.conf
-      echo "#SNAT6_TO_SOURCE=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "MAILDIR_GC_TIME" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Garbage collector cleanup' >> mailcow.conf
-      echo '# Deleted domains and mailboxes are moved to /var/vmail/_garbage/timestamp_sanitizedstring' >> mailcow.conf
-      echo '# How long should objects remain in the garbage until they are being deleted? (value in minutes)' >> mailcow.conf
-      echo '# Check interval is hourly' >> mailcow.conf
-      echo 'MAILDIR_GC_TIME=1440' >> mailcow.conf
-    fi
-  elif [[ ${option} == "ACL_ANYONE" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Set this to "allow" to enable the anyone pseudo user. Disabled by default.' >> mailcow.conf
-      echo '# When enabled, ACL can be created, that apply to "All authenticated users"' >> mailcow.conf
-      echo '# This should probably only be activated on mail hosts, that are used exclusivly by one organisation.' >> mailcow.conf
-      echo '# Otherwise a user might share data with too many other users.' >> mailcow.conf
-      echo 'ACL_ANYONE=disallow' >> mailcow.conf
-    fi
-  elif [[ ${option} == "SOLR_HEAP" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Solr heap size, there is no recommendation, please see Solr docs.' >> mailcow.conf
-      echo '# Solr is a prone to run OOM on large systems and should be monitored. Unmonitored Solr setups are not recommended.' >> mailcow.conf
-      echo '# Solr will refuse to start with total system memory below or equal to 2 GB.' >> mailcow.conf
-      echo "SOLR_HEAP=1024" >> mailcow.conf
-    fi
-  elif [[ ${option} == "SKIP_SOLR" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Solr is disabled by default after upgrading from non-Solr to Solr-enabled mailcows.' >> mailcow.conf
-      echo '# Disable Solr or if you do not want to store a readable index of your mails in solr-vol-1.' >> mailcow.conf
-      echo "SKIP_SOLR=y" >> mailcow.conf
-    fi
-  elif [[ ${option} == "ENABLE_SSL_SNI" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Create seperate certificates for all domains - y/n' >> mailcow.conf
-      echo '# this will allow adding more than 100 domains, but some email clients will not be able to connect with alternative hostnames' >> mailcow.conf
-      echo '# see https://wiki.dovecot.org/SSL/SNIClientSupport' >> mailcow.conf
-      echo "ENABLE_SSL_SNI=n" >> mailcow.conf
-    fi
-  elif [[ ${option} == "SKIP_SOGO" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Skip SOGo: Will disable SOGo integration and therefore webmail, DAV protocols and ActiveSync support (experimental, unsupported, not fully implemented) - y/n' >> mailcow.conf
-      echo "SKIP_SOGO=n" >> mailcow.conf
-    fi
-  elif [[ ${option} == "MAILDIR_SUB" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# MAILDIR_SUB defines a path in a users virtual home to keep the maildir in. Leave empty for updated setups.' >> mailcow.conf
-      echo "#MAILDIR_SUB=Maildir" >> mailcow.conf
-      echo "MAILDIR_SUB=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "WATCHDOG_NOTIFY_BAN" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Notify about banned IP. Includes whois lookup.' >> mailcow.conf
-      echo "WATCHDOG_NOTIFY_BAN=y" >> mailcow.conf
-    fi
-  elif [[ ${option} == "WATCHDOG_SUBJECT" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Subject for watchdog mails. Defaults to "Watchdog ALERT" followed by the error message.' >> mailcow.conf
-      echo "#WATCHDOG_SUBJECT=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "WATCHDOG_EXTERNAL_CHECKS" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Checks if mailcow is an open relay. Requires a SAL. More checks will follow.' >> mailcow.conf
-      echo '# No data is collected. Opt-in and anonymous.' >> mailcow.conf
-      echo '# Will only work with unmodified mailcow setups.' >> mailcow.conf
-      echo "WATCHDOG_EXTERNAL_CHECKS=n" >> mailcow.conf
-    fi
-  elif [[ ${option} == "SOGO_EXPIRE_SESSION" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# SOGo session timeout in minutes' >> mailcow.conf
-      echo "SOGO_EXPIRE_SESSION=480" >> mailcow.conf
-    fi
-  elif [[ ${option} == "REDIS_PORT" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo "REDIS_PORT=127.0.0.1:7654" >> mailcow.conf
-    fi
-  elif [[ ${option} == "DOVECOT_MASTER_USER" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# DOVECOT_MASTER_USER and _PASS must _both_ be provided. No special chars.' >> mailcow.conf
-      echo '# Empty by default to auto-generate master user and password on start.' >> mailcow.conf
-      echo '# User expands to DOVECOT_MASTER_USER@mailcow.local' >> mailcow.conf
-      echo '# LEAVE EMPTY IF UNSURE' >> mailcow.conf
-      echo "DOVECOT_MASTER_USER=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "DOVECOT_MASTER_PASS" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# LEAVE EMPTY IF UNSURE' >> mailcow.conf
-      echo "DOVECOT_MASTER_PASS=" >> mailcow.conf
-    fi
-  elif [[ ${option} == "MAILCOW_PASS_SCHEME" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "Adding new option \"${option}\" to mailcow.conf"
-      echo '# Password hash algorithm' >> mailcow.conf
-      echo '# Only certain password hash algorithm are supported. For a fully list of supported schemes,' >> mailcow.conf
-      echo '# see https://mailcow.github.io/mailcow-dockerized-docs/models/model-passwd/' >> mailcow.conf
-      echo "MAILCOW_PASS_SCHEME=BLF-CRYPT" >> mailcow.conf
-    fi
-  elif [[ ${option} == "ADDITIONAL_SERVER_NAMES" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo '# Additional server names for mailcow UI' >> mailcow.conf
-      echo '#' >> mailcow.conf
-      echo '# Specify alternative addresses for the mailcow UI to respond to' >> mailcow.conf
-      echo '# This is useful when you set mail.* as ADDITIONAL_SAN and want to make sure mail.maildomain.com will always point to the mailcow UI.' >> mailcow.conf
-      echo '# If the server name does not match a known site, Nginx decides by best-guess and may redirect users to the wrong web root.' >> mailcow.conf
-      echo '# You can understand this as server_name directive in Nginx.' >> mailcow.conf
-      echo '# Comma separated list without spaces! Example: ADDITIONAL_SERVER_NAMES=a.b.c,d.e.f' >> mailcow.conf
-      echo 'ADDITIONAL_SERVER_NAMES=' >> mailcow.conf
-    fi
-  elif [[ ${option} == "ACME_CONTACT" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo '# Lets Encrypt registration contact information' >> mailcow.conf
-      echo '# Optional: Leave empty for none' >> mailcow.conf
-      echo '# This value is only used on first order!' >> mailcow.conf
-      echo '# Setting it at a later point will require the following steps:' >> mailcow.conf
-      echo '# https://mailcow.github.io/mailcow-dockerized-docs/troubleshooting/debug-reset_tls/' >> mailcow.conf
-      echo 'ACME_CONTACT=' >> mailcow.conf
-  fi
-  elif [[ ${option} == "WEBAUTHN_ONLY_TRUSTED_VENDORS" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo "# WebAuthn device manufacturer verification" >> mailcow.conf
-      echo '# After setting WEBAUTHN_ONLY_TRUSTED_VENDORS=y only devices from trusted manufacturers are allowed' >> mailcow.conf
-      echo '# root certificates can be placed for validation under mailcow-dockerized/data/web/inc/lib/WebAuthn/rootCertificates' >> mailcow.conf
-      echo 'WEBAUTHN_ONLY_TRUSTED_VENDORS=n' >> mailcow.conf
-    fi
-elif [[ ${option} == "WATCHDOG_VERBOSE" ]]; then
-    if ! grep -q ${option} mailcow.conf; then
-      echo '# Enable watchdog verbose logging' >> mailcow.conf
-      echo 'WATCHDOG_VERBOSE=n' >> mailcow.conf
-  fi
-  elif ! grep -q ${option} mailcow.conf; then
-    echo "Adding new option \"${option}\" to mailcow.conf"
-    echo "${option}=n" >> mailcow.conf
-  fi
-done
-
-echo -en "Checking internet connection... "
-if ! check_online_status; then
-  echo -e "\e[31mfailed\e[0m"
-  exit 1
-else
-  echo -e "\e[32mOK\e[0m"
-fi
-
-echo -e "\e[32mChecking for newer update script...\e[0m"
-SHA1_1=$(sha1sum update.sh)
-git fetch origin #${BRANCH}
-git checkout origin/${BRANCH} update.sh
-SHA1_2=$(sha1sum update.sh)
-if [[ ${SHA1_1} != ${SHA1_2} ]]; then
-  echo "update.sh changed, please run this script again, exiting."
-  chmod +x update.sh
-  exit 2
-fi
-
-if [[ -f mailcow.conf ]]; then
-  source mailcow.conf
-else
-  echo -e "\e[31mNo mailcow.conf - is mailcow installed?\e[0m"
-  exit 1
-fi
-
-if [ ! $FORCE ]; then
-  read -r -p "Are you sure you want to update mailcow: dockerized? All containers will be stopped. [y/N] " response
-  if [[ ! "${response}" =~ ^([yY][eE][sS]|[yY])+$ ]]; then
-    echo "OK, exiting."
-    exit 0
-  fi
-  migrate_docker_nat
-fi
-
-echo -e "\e[32mValidating docker-compose stack configuration...\e[0m"
-if ! docker-compose config -q; then
-  echo -e "\e[31m\nOh no, something went wrong. Please check the error message above.\e[0m"
-  exit 1
-fi
-
-echo -e "\e[32mChecking for conflicting bridges...\e[0m"
-MAILCOW_BRIDGE=$(docker-compose config | grep -i com.docker.network.bridge.name | cut -d':' -f2)
-while read NAT_ID; do
-  iptables -t nat -D POSTROUTING $NAT_ID
-done < <(iptables -L -vn -t nat --line-numbers | grep $IPV4_NETWORK | grep -E 'MASQUERADE.*all' | grep -v ${MAILCOW_BRIDGE} | cut -d' ' -f1)
-
-DIFF_DIRECTORY=update_diffs
-DIFF_FILE=${DIFF_DIRECTORY}/diff_before_update_$(date +"%Y-%m-%d-%H-%M-%S")
-mv diff_before_update* ${DIFF_DIRECTORY}/ 2> /dev/null
-if ! git diff-index --quiet HEAD; then
-  echo -e "\e[32mSaving diff to ${DIFF_FILE}...\e[0m"
-  mkdir -p ${DIFF_DIRECTORY}
-  git diff --stat > ${DIFF_FILE}
-  git diff >> ${DIFF_FILE}
-fi
-
-echo -e "\e[32mPrefetching images...\e[0m"
-prefetch_images
-
-echo -e "\e[32mStopping mailcow...\e[0m"
-sleep 2
-MAILCOW_CONTAINERS=($(docker-compose ps -q))
-docker-compose down
-echo -e "\e[32mChecking for remaining containers...\e[0m"
-sleep 2
-for container in "${MAILCOW_CONTAINERS[@]}"; do
-  docker rm -f "$container" 2> /dev/null
-done
-
-[[ -f data/conf/nginx/ZZZ-ejabberd.conf ]] && rm data/conf/nginx/ZZZ-ejabberd.conf
-
-# Silently fixing remote url from andryyy to mailcow
-git remote set-url origin https://github.com/mailcow/mailcow-dockerized
-echo -e "\e[32mCommitting current status...\e[0m"
-[[ -z "$(git config user.name)" ]] && git config user.name moo
-[[ -z "$(git config user.email)" ]] && git config user.email moo@cow.moo
-[[ ! -z $(git ls-files data/conf/rspamd/override.d/worker-controller-password.inc) ]] && git rm data/conf/rspamd/override.d/worker-controller-password.inc
-git add -u
-git commit -am "Before update on ${DATE}" > /dev/null
-echo -e "\e[32mFetching updated code from remote...\e[0m"
-git fetch origin #${BRANCH}
-echo -e "\e[32mMerging local with remote code (recursive, strategy: \"${MERGE_STRATEGY:-theirs}\", options: \"patience\"...\e[0m"
-git config merge.defaultToUpstream true
-git merge -X${MERGE_STRATEGY:-theirs} -Xpatience -m "After update on ${DATE}"
-# Need to use a variable to not pass return codes of if checks
-MERGE_RETURN=$?
-if [[ ${MERGE_RETURN} == 128 ]]; then
-  echo -e "\e[31m\nOh no, what happened?\n=> You most likely added files to your local mailcow instance that were now added to the official mailcow repository. Please move them to another location before updating mailcow.\e[0m"
-  exit 1
-elif [[ ${MERGE_RETURN} == 1 ]]; then
-  echo -e "\e[93mPotenial conflict, trying to fix...\e[0m"
-  git status --porcelain | grep -E "UD|DU" | awk '{print $2}' | xargs rm -v
-  git add -A
-  git commit -m "After update on ${DATE}" > /dev/null
-  git checkout .
-  echo -e "\e[32mRemoved and recreated files if necessary.\e[0m"
-elif [[ ${MERGE_RETURN} != 0 ]]; then
-  echo -e "\e[31m\nOh no, something went wrong. Please check the error message above.\e[0m"
-  echo
-  echo "Run docker-compose up -d to restart your stack without updates or try again after fixing the mentioned errors."
-  exit 1
-fi
-
-if [[ ${NO_UPDATE_COMPOSE} == "y" ]]; then
-  echo -e "\e[33mNot fetching latest docker-compose, please check for updates manually!\e[0m"
-elif [[ -e /etc/alpine-release ]]; then
-  echo -e "\e[33mNot fetching latest docker-compose, because you are using Alpine Linux without glibc support. Please update docker-compose via apk!\e[0m"
-else
-  echo -e "\e[32mFetching new docker-compose version...\e[0m"
-  echo -e "\e[32mTrying to determine GLIBC version...\e[0m"
-  if ldd --version > /dev/null; then
-    GLIBC_V=$(ldd --version | grep -E '(GLIBC|GNU libc)' | rev | cut -d ' ' -f1 | rev | cut -d '.' -f2)
-    if [ ! -z "${GLIBC_V}" ] && [ ${GLIBC_V} -gt 27 ]; then
-      DC_DL_SUFFIX=
-    else
-      DC_DL_SUFFIX=legacy
-    fi
-  else
-    DC_DL_SUFFIX=legacy
-  fi
-  sleep 1
-  if [[ ! -z $(which pip) && $(pip list --local 2>&1 | grep -v DEPRECATION | grep -c docker-compose) == 1 ]]; then
-    true
-    #prevent breaking a working docker-compose installed with pip
-  elif [[ $(curl -sL -w "%{http_code}" https://www.servercow.de/docker-compose/latest.php?vers=${DC_DL_SUFFIX} -o /dev/null) == "200" ]]; then
-    LATEST_COMPOSE=$(curl -#L https://www.servercow.de/docker-compose/latest.php)
-    COMPOSE_VERSION=$(docker-compose version --short)
-    if [[ "$LATEST_COMPOSE" != "$COMPOSE_VERSION" ]]; then
-      COMPOSE_PATH=$(which docker-compose)
-      if [[ -w ${COMPOSE_PATH} ]]; then
-        curl -#L https://github.com/docker/compose/releases/download/${LATEST_COMPOSE}/docker-compose-$(uname -s)-$(uname -m) > $COMPOSE_PATH
-        chmod +x $COMPOSE_PATH
-      else
-        echo -e "\e[33mWARNING: $COMPOSE_PATH is not writable, but new version $LATEST_COMPOSE is available (installed: $COMPOSE_VERSION)\e[0m"
-      fi
-    fi
-  else
-    echo -e "\e[33mCannot determine latest docker-compose version, skipping...\e[0m"
-  fi
-fi
-
-echo -e "\e[32mFetching new images, if any...\e[0m"
-sleep 2
-docker-compose pull
-
-# Fix missing SSL, does not overwrite existing files
-[[ ! -d data/assets/ssl ]] && mkdir -p data/assets/ssl
-cp -n -d data/assets/ssl-example/*.pem data/assets/ssl/
-
-echo -e "Checking IPv6 settings... "
-if grep -q 'SYSCTL_IPV6_DISABLED=1' mailcow.conf; then
-  echo
-  echo '!! IMPORTANT !!'
-  echo
-  echo 'SYSCTL_IPV6_DISABLED was removed due to complications. IPv6 can be disabled by editing "docker-compose.yml" and setting "enable_ipv6: true" to "enable_ipv6: false".'
-  echo 'This setting will only be active after a complete shutdown of mailcow by running "docker-compose down" followed by "docker-compose up -d".'
-  echo
-  echo '!! IMPORTANT !!'
-  echo
-  read -p "Press any key to continue..." < /dev/tty
-fi
-
-# Checking for old project name bug
-sed -i --follow-symlinks 's#COMPOSEPROJECT_NAME#COMPOSE_PROJECT_NAME#g' mailcow.conf
-# Checking old, wrong bindings
-sed -i --follow-symlinks 's/HTTP_BIND=0.0.0.0/HTTP_BIND=/g' mailcow.conf
-sed -i --follow-symlinks 's/HTTPS_BIND=0.0.0.0/HTTPS_BIND=/g' mailcow.conf
-
-# Fix Rspamd maps
-if [ -f data/conf/rspamd/custom/global_from_blacklist.map ]; then
-  mv data/conf/rspamd/custom/global_from_blacklist.map data/conf/rspamd/custom/global_smtp_from_blacklist.map
-fi
-if [ -f data/conf/rspamd/custom/global_from_whitelist.map ]; then
-  mv data/conf/rspamd/custom/global_from_whitelist.map data/conf/rspamd/custom/global_smtp_from_whitelist.map
-fi
-
-# Fix deprecated metrics.conf
-if [ -f "data/conf/rspamd/local.d/metrics.conf" ]; then
-  if [ ! -z "$(git diff --name-only origin/master data/conf/rspamd/local.d/metrics.conf)" ]; then
-    echo -e "\e[33mWARNING\e[0m - Please migrate your customizations of data/conf/rspamd/local.d/metrics.conf to actions.conf and groups.conf after this update."
-    echo "The deprecated configuration file metrics.conf will be moved to metrics.conf_deprecated after updating mailcow."
-  fi
-  mv data/conf/rspamd/local.d/metrics.conf data/conf/rspamd/local.d/metrics.conf_deprecated
-fi
-
-# Set app_info.inc.php
-mailcow_git_version=$(git describe --tags `git rev-list --tags --max-count=1`)
-if [ $? -eq 0 ]; then
-  mailcow_git_url=$(git config --get remote.origin.url)
-  echo '<?php' > data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_VERSION="'$mailcow_git_version'";' >> data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_URL="'$mailcow_git_url'";' >> data/web/inc/app_info.inc.php
-  echo '?>' >> data/web/inc/app_info.inc.php
-else
-  echo '<?php' > data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_VERSION="";' >> data/web/inc/app_info.inc.php
-  echo '  $MAILCOW_GIT_URL="";' >> data/web/inc/app_info.inc.php
-  echo '?>' >> data/web/inc/app_info.inc.php
-  echo -e "\e[33mCannot determine current git repository version...\e[0m"
-fi
-
-if [[ ${SKIP_START} == "y" ]]; then
-  echo -e "\e[33mNot starting mailcow, please run \"docker-compose up -d --remove-orphans\" to start mailcow.\e[0m"
-else
-  echo -e "\e[32mStarting mailcow...\e[0m"
-  sleep 2
-  docker-compose up -d --remove-orphans
-fi
-
-echo -e "\e[32mCollecting garbage...\e[0m"
-docker_garbage
-
-# Run post-update-hook
-if [ -f "${SCRIPT_DIR}/post_update_hook.sh" ]; then
-  bash "${SCRIPT_DIR}/post_update_hook.sh"
-fi
-
-#echo "In case you encounter any problem, hard-reset to a state before updating mailcow:"
-#echo
-#git reflog --color=always | grep "Before update on "
-#echo
-#echo "Use \"git reset --hard hash-on-the-left\" and run docker-compose up -d afterwards."