diff --git a/.gitignore b/.gitignore
index 1269488..85df019 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
-data
+/data
+/backup
+openhab.conf
diff --git a/backup.sh b/backup.sh
new file mode 100755
index 0000000..d3b4397
--- /dev/null
+++ b/backup.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+
+# backup directory
+backup_dir=backup
+
+# load variaables form config
+source openhab.conf
+
+# current date
+DATE=$(date +"%Y%m%d_%H%M%S")
+
+# create backuop directories
+mkdir -p $backup_dir/conf
+mkdir -p $backup_dir/data/conf
+mkdir -p $backup_dir/data/addons
+mkdir -p $backup_dir/data/userdata
+
+
+## backup
+
+# main conf
+tar -cjf ${PWD}/${backup_dir}/conf/${DATE}.tbz2 openhab.conf
+
+# openHAB conf
+tar -C data -cjf ${PWD}/${backup_dir}/data/conf/${DATE}.tbz2 conf
+
+# openHAB addons
+tar -C data -cjf ${PWD}/${backup_dir}/data/addons/${DATE}.tbz2 addons
+
+# openHAB userdata
+tar -C data -cjf ${PWD}/${backup_dir}/data/userdata/${DATE}.tbz2 userdata
diff --git a/clearPid.sh b/clearPid.sh
new file mode 100755
index 0000000..7e7502f
--- /dev/null
+++ b/clearPid.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+if [ -f "./data/userdata/tmp/karaf.pid" ]; then
+	rm ./data/userdata/tmp/karaf.pid
+fi
diff --git a/docker-compose.yml b/docker-compose.yml
index e39c8c7..286d1a1 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,11 +2,18 @@
 
 services:
     main-openhab:
-      image: openhab/openhab:2.0.0-${OPENHAB_ARCH:-amd64}
+      image: openhab/openhab:2.2.0-${OPENHAB_ARCH:-amd64}-debian
       mem_limit: 2g
       restart: always
+      tty: true
+      logging:
+        driver: json-file
       environment:
         - USER_ID=${OPENHAB_USER_ID}
+        - TZ=${TZ}
+        - LC_ALL=${OPENHAB_LANG}
+        - LANG=${OPENHAB_LANG}
+        - LANGUAGE=${OPENHAB_LANG}
       volumes:
         - /etc/localtime:/etc/localtime:ro
         - /etc/timezone:/etc/timezone:ro
@@ -19,4 +26,3 @@
         - "${OPENHAB_HTTP_BIND:-127.0.0.1}:${OPENHAB_HTTP_PORT:-8080}:8080"
         - "${OPENHAB_HTTPS_BIND:-127.0.0.1}:${OPENHAB_HTTPS_PORTS:-8443}:8443"
         - "${OPENHAB_OSGI_BIND:-127.0.0.1}:${OPENHAB_OSGI_PORT:-5555}:5555"
-
diff --git a/install.sh b/install.sh
index 1f15e3b..b895365 100755
--- a/install.sh
+++ b/install.sh
@@ -3,11 +3,29 @@
 # get user id
 uid=$(id -u)
 
-# create directories
-mkdir -p data/conf
-mkdir -p data/userdata
-mkdir -p data/addons
+# get architecture
+arc=$(uname -m)
 
-# replace uid and gid in config file
-sed -i "/^OPENHAB_USER/c\\\OPENHAB_USER_ID=${uid}" openhab.conf
+if [ ! -f "openhab.conf" ]; then
+	cp openhab.conf.example openhab.conf
 
+	# create directories
+	mkdir -p data/conf
+	mkdir -p data/userdata
+	mkdir -p data/addons
+
+	# replace uid and gid in config file
+	sed -i "/^OPENHAB_USER/c\\\OPENHAB_USER_ID=${uid}" openhab.conf
+
+	# replace architecture
+	if [[ $arc == "x86_64" ]]; then
+		sed -i "/^OPENHAB_ARCH=/c\\\OPENHAB_ARCH=amd64" openhab.conf
+	elif [[ $arc == *"armv"* ]]; then
+		sed -i "/^OPENHAB_ARCH=/c\\\OPENHAB_ARCH=armhf" openhab.conf
+	else
+		echo "unsupportet architecture"
+		exit 1
+	fi
+else
+	echo "Config already exists!"
+fi
diff --git a/openhab.conf b/openhab.conf
deleted file mode 100644
index f7e2372..0000000
--- a/openhab.conf
+++ /dev/null
@@ -1,20 +0,0 @@
-# system architecture
-# amd64, armhf, arm64
-# look at https://hub.docker.com/r/openhab/openhab/ for more details
-OPENHAB_ARCH=amd64
-
-# user configuration
-# http://docs.openhab.org/installation/docker.html
-# please add user like UID:GID
-OPENHAB_USER_ID=1000
-
-# network configuration
-OPENHAB_HTTP_BIND=127.0.0.1
-OPENHAB_HTTP_PORT=8080
-
-OPENHAB_HTTPS_BIND=127.0.0.1
-OPENHAB_HTTPS_PORT=8443
-
-OPENHAB_OSGI_BIND=127.0.0.1
-OPENHAB_OSGI_PORT=5555
-
diff --git a/openhab.conf.example b/openhab.conf.example
new file mode 100644
index 0000000..71ecd8c
--- /dev/null
+++ b/openhab.conf.example
@@ -0,0 +1,25 @@
+# system architecture
+# amd64, armhf, arm64
+# look at https://hub.docker.com/r/openhab/openhab/ for more details
+OPENHAB_ARCH=amd64
+
+# user configuration
+# http://docs.openhab.org/installation/docker.html
+# please add user like UID:GID
+OPENHAB_USER_ID=1000
+
+# network configuration
+OPENHAB_HTTP_BIND=127.0.0.1
+OPENHAB_HTTP_PORT=8080
+
+OPENHAB_HTTPS_BIND=127.0.0.1
+OPENHAB_HTTPS_PORT=8443
+
+OPENHAB_OSGI_BIND=127.0.0.1
+OPENHAB_OSGI_PORT=5555
+
+# timezone
+TZ=Europe/Berlin
+
+# language
+OPENHAB_LANG=de_DE.UTF-8