diff --git a/host/gambio b/host/gambio
index 5514666..016f76d 100644
--- a/host/gambio
+++ b/host/gambio
@@ -4,13 +4,21 @@
 ## Usage: gambio [flags] [args]
 ## ProjectTypes: php
 
+needs_cleanup=false
+
 # Funktion, die aufgerufen wird, wenn Strg+C gedrückt wird
 cleanup()
 {
-  case $? in
+  error=$?
+
+  if [ "$needs_cleanup" == false ] ; then
+    exit 0
+  fi
+
+  case $error in
     0)
        echo "Das Skript wurde erfolgreich beendet."
-       ;;
+    ;;
 #             1)
 #                 echo "Ein allgemeiner Fehler ist aufgetreten."
 #                 ;;
@@ -18,17 +26,17 @@ cleanup()
 #                 echo "Das Skript wurde mit Fehler 255 (unbekannter schwerer Fehler) beendet."
 #                 ;;
     *)
-                 echo "Das Skript wurde mit Exit-Code $? beendet."
+      echo "Das Skript wurde mit Exit-Code $error beendet."
       echo "Beende das Teilen und konfiguriere auf lokalen Betrieb."
       ddev gambio unshare
       ;;
-    esac
+  esac
 
-    exit 0
+  exit 0
 }
 
 # "trap" fängt EXIT ab und ruft die Funktion "cleanup" auf
-trap cleanup EXIT
+trap cleanup  EXIT
 
 set_shop_domain()
 {
@@ -94,10 +102,161 @@ clear_caches()
   fi
 }
 
+get_gambio_version()
+{
+  local application_file="${DDEV_APPROOT}/GambioCore/Application/Application.php"
+
+  if [ ! -f "$application_file" ]; then
+    echo "unknown"
+    return 1
+  fi
+
+  grep -E "public const VERSION[[:space:]]*=" "$application_file" \
+    | head -n 1 \
+    | sed -E "s/.*public const VERSION[[:space:]]*=[[:space:]]*['\"]([^'\"]+)['\"].*/\1/"
+}
+
+normalize_gambio_version()
+{
+  echo "$1" \
+    | sed -E 's/^v//' \
+    | sed -E 's/[^0-9.].*$//'
+}
+
+compare_gambio_versions()
+{
+  local version_a
+  local version_b
+  local a_major
+  local a_minor
+  local a_patch
+  local b_major
+  local b_minor
+  local b_patch
+
+  version_a=$(normalize_gambio_version "$1")
+  version_b=$(normalize_gambio_version "$2")
+
+  IFS='.' read -r a_major a_minor a_patch <<< "$version_a"
+  IFS='.' read -r b_major b_minor b_patch <<< "$version_b"
+
+  a_major=${a_major:-0}
+  a_minor=${a_minor:-0}
+  a_patch=${a_patch:-0}
+  b_major=${b_major:-0}
+  b_minor=${b_minor:-0}
+  b_patch=${b_patch:-0}
+
+  a_major=$((10#$a_major))
+  a_minor=$((10#$a_minor))
+  a_patch=$((10#$a_patch))
+  b_major=$((10#$b_major))
+  b_minor=$((10#$b_minor))
+  b_patch=$((10#$b_patch))
+
+  if [ "$a_major" -gt "$b_major" ]; then
+    echo 1
+    return 0
+  elif [ "$a_major" -lt "$b_major" ]; then
+    echo -1
+    return 0
+  fi
+
+  if [ "$a_minor" -gt "$b_minor" ]; then
+    echo 1
+    return 0
+  elif [ "$a_minor" -lt "$b_minor" ]; then
+    echo -1
+    return 0
+  fi
+
+  if [ "$a_patch" -gt "$b_patch" ]; then
+    echo 1
+    return 0
+  elif [ "$a_patch" -lt "$b_patch" ]; then
+    echo -1
+    return 0
+  fi
+
+  echo 0
+}
+
+gambio_version_matches()
+{
+  local version_a="$1"
+  local operator="$2"
+  local version_b="$3"
+  local comparison
+
+  comparison=$(compare_gambio_versions "$version_a" "$version_b")
+
+  case "$operator" in
+    ">"|"-gt")
+      [ "$comparison" -gt 0 ]
+      ;;
+    ">="|"-ge")
+      [ "$comparison" -ge 0 ]
+      ;;
+    "<"|"-lt")
+      [ "$comparison" -lt 0 ]
+      ;;
+    "<="|"-le")
+      [ "$comparison" -le 0 ]
+      ;;
+    "="|"=="|"-eq")
+      [ "$comparison" -eq 0 ]
+      ;;
+    "!="|"-ne")
+      [ "$comparison" -ne 0 ]
+      ;;
+    *)
+      echo "Ungültiger Versionsoperator: $operator" >&2
+      return 2
+      ;;
+  esac
+}
+
+get_max_compatible_php_version()
+{
+  local gambio_version="$1"
+
+  if [ -z "$gambio_version" ] || [ "$gambio_version" = "unknown" ]; then
+    return 1
+  fi
+
+  if ! gambio_version_matches "$gambio_version" ">" "3.0.0"; then
+    return 1
+  fi
+
+  if gambio_version_matches "$gambio_version" ">=" "26.03.0"; then
+    echo "8.3"
+  elif gambio_version_matches "$gambio_version" ">=" "4.9.0"; then
+    echo "8.2"
+  elif gambio_version_matches "$gambio_version" ">=" "4.8.0"; then
+    echo "8.1"
+  elif gambio_version_matches "$gambio_version" ">=" "4.7.0"; then
+    echo "8.0"
+  elif gambio_version_matches "$gambio_version" ">=" "4.1.0"; then
+    echo "7.4"
+  elif gambio_version_matches "$gambio_version" ">=" "3.13.0"; then
+    echo "7.3"
+  elif gambio_version_matches "$gambio_version" ">=" "3.10.0"; then
+    echo "7.2"
+  elif gambio_version_matches "$gambio_version" ">=" "3.8.0"; then
+    echo "7.1"
+  elif gambio_version_matches "$gambio_version" ">=" "3.4.0"; then
+    echo "7.0"
+  else
+    echo "5.6"
+  fi
+}
+
+
 case $1 in
   share|unshare|devtn|ngrok|expose)
     set_shop_domain "$@"
     clear_caches "$@"
+    needs_cleanup=true
 
     if [ "$1" = ngrok ] ; then
       echo "teile Shop via ngrok..."
@@ -106,28 +265,45 @@ case $1 in
       echo "teile Shop via share.hq.lenk.gmbh..."
       ssh -o ServerAliveInterval=30 -o ServerAliveCountMax=4 remotetunnel@monitor.hq.lenk.gmbh -p 2222 -R 65318:localhost:"$DDEV_HOST_WEBSERVER_PORT"
     elif [ "$1" = share ] ; then
-      echo "teile Shop via dev.lenk.gmbh..."
-      ssh -p 2222 -R "$DDEV_SITENAME":80:localhost:"$DDEV_HOST_WEBSERVER_PORT" dev.lenk.gmbh
+      echo "teile Shop via d.lenk.gmbh..."
+      ssh -p 2222 -R "${DDEV_SITENAME,,}":80:localhost:"$DDEV_HOST_WEBSERVER_PORT" dev.lenk.gmbh
     elif [ "$1" = expose ] ; then
-
       echo "teile Shop via dev.lenk.gmbh..."
+      expose share "${DDEV_HOSTNAME}" --subdomain="${DDEV_SITENAME,,}"
 
-      expose share ${DDEV_HOSTNAME} --subdomain=${DDEV_SITENAME,,}
-
-
-      # EXPOSE_BIN="~/.composer/vendor/bin/expose"
-      # ddev composer global require exposedev/expose
-
-      # ddev exec mkdir -p ~/.expose
-      # ddev exec ln -sf /mnt/ddev_config/expose_config.php ~/.expose/config.php
-
-      # ddev exec "${EXPOSE_BIN}" share ${DDEV_PRIMARY_URL} --subdomain=${DDEV_SITENAME,,}
-      # ddev exec "${EXPOSE_BIN}" share http://localhost:${DDEV_HOST_WEBSERVER_PORT} --subdomain=${DDEV_SITENAME,,}
-      # ddev exec "${EXPOSE_BIN}" share http://localhost:${DDEV_HOST_HTTP_PORT} --subdomain=${DDEV_SITENAME,,}
-      # ddev exec "${EXPOSE_BIN}" share ${DDEV_HOSTNAME} --subdomain=${DDEV_SITENAME,,}
-      # ddev exec "${EXPOSE_BIN}" share ${VIRTUAL_HOST} --help
     fi
     ;;
+
+  init)
+
+    GAMBIO_VERSION=$(get_gambio_version || true)
+    PHP_VERSION=$(get_max_compatible_php_version "$GAMBIO_VERSION" || true)
+
+    if [ -z "$PHP_VERSION" ]; then
+      echo "Für Gambio-Version '$GAMBIO_VERSION' konnte keine kompatible PHP-Version ermittelt werden."
+      echo "Die automatische DDEV-Konfiguration wird abgebrochen."
+      exit 1
+    fi
+
+    echo "Erkannte Gambio-Version: $GAMBIO_VERSION"
+    echo "Maximal kompatible PHP-Version: $PHP_VERSION"
+
+    ddev config \
+      --project-type=php \
+      --docroot="" \
+      --php-version="$PHP_VERSION"\
+      --webserver-type=apache-fpm
+
+    echo "DDEV wurde für Gambio $GAMBIO_VERSION mit PHP $PHP_VERSION konfiguriert."
+
+    ;;
+
+  version)
+
+    GAMBIO_VERSION=$(get_gambio_version)
+    echo "Erkannte Gambio-Version: $GAMBIO_VERSION"
+    ;;
+
   *)
     echo "Invalid argument: $1"
     ;;