diff --git a/.codeclimate.yml b/.codeclimate.yml
new file mode 100644
index 000000000..54e14b269
--- /dev/null
+++ b/.codeclimate.yml
@@ -0,0 +1,48 @@
+---
+engines:
+  brakeman:
+    enabled: true
+  bundler-audit:
+    enabled: true
+  csslint:
+    enabled: true
+  coffeelint:
+    enabled: true
+  duplication:
+    enabled: true
+    config:
+      languages:
+      - ruby
+      - javascript
+      - python
+      - php
+  eslint:
+    enabled: true
+  fixme:
+    enabled: true
+  phpmd:
+    enabled: true
+  rubocop:
+    enabled: true
+ratings:
+  paths:
+  - Gemfile.lock
+  - "**.erb"
+  - "**.haml"
+  - "**.rb"
+  - "**.rhtml"
+  - "**.slim"
+  - "**.css"
+  - "**.coffee"
+  - "**.inc"
+  - "**.js"
+  - "**.jsx"
+  - "**.module"
+  - "**.php"
+  - "**.py"
+exclude_paths:
+- config/
+- db/
+- script/
+- test/
+- vendor/
diff --git a/.pkgr.yml b/.pkgr.yml
index 1a1429b9e..59b3c715d 100644
--- a/.pkgr.yml
+++ b/.pkgr.yml
@@ -1,26 +1,28 @@
+name: zammad
+description: Zammad is a web based open source helpdesk/customer support system
+homepage: https://zammad.org
 notifications: false
 targets:
   centos-6:
     dependencies:
-      - httpd
-      - postgresql
+      - nginx
       - postgresql-server
-      - postgresql-devel
   centos-7:
     dependencies:
-      - httpd
-      - postgresql
+      - nginx
       - postgresql-server
-      - postgresql-devel
   debian-8:
     dependencies:
-      - postgresql
+      - nginx|apache2
+      - postgresql|mysql-server|mariadb-server|sqlite
   ubuntu-16.04:
     dependencies:
-      - postgresql
+      - nginx|apache2
+      - postgresql|mysql-server|mariadb-server|sqlite
   sles-12:
     dependencies:
-      - postgresql
+      - nginx
+      - postgresql-server
 before:
   - uname -a
   - ruby -v
@@ -31,7 +33,6 @@ before:
 env:
   - RAILS_ENV=production
   - PORT=3000
-  - RAILS_SERVE_STATIC_FILES=true
 services:
   - postgres
-after_install: contrib/pkgr-postinstall.sh
+after_install: contrib/packager.io/postinstall.sh
diff --git a/contrib/packager.io/postinstall.sh b/contrib/packager.io/postinstall.sh
new file mode 100755
index 000000000..ee9542db4
--- /dev/null
+++ b/contrib/packager.io/postinstall.sh
@@ -0,0 +1,140 @@
+#!/bin/bash
+#
+# packager.io postinstall script
+#
+
+PATH=/opt/zammad/bin:/opt/zammad/vendor/bundle/bin:/sbin:/bin:/usr/sbin:/usr/bin:
+
+ZAMMAD_DIR="/opt/zammad"
+DB="zammad_production"
+DB_USER="zammad"
+MY_CNF="/etc/mysql/debian.cnf"
+
+# check which init system is used
+if [ -n "$(which initctl)" ]; then
+    INIT_CMD="initctl"
+elif [ -n "$(which systemctl)" ]; then
+    INIT_CMD="systemctl"
+else
+    function sysvinit () {
+	service $2 $1
+    }
+    INIT_CMD="sysvinit"
+fi
+
+echo "# (Re)creating init scripts"
+zammad scale web=1 websocket=1 worker=1
+
+echo "# Stopping Zammad"
+${INIT_CMD} stop zammad
+
+# check if database.yml exists
+if [ -f ${ZAMMAD_DIR}/config/database.yml ]; then
+    # db migration
+    echo "# database.yml found. Updating db..."
+    zammad run rake db:migrate
+else
+    echo "# database.yml not found. Creating db..."
+
+    # create new password
+    DB_PASS="$(tr -dc A-Za-z0-9 < /dev/urandom | head -c10)"
+
+    # postgresql
+    if [ -n "$(which psql)" ]; then
+	echo "installing zammad on postgresql"
+
+	# centos
+	if [ -n "$(which postgresql-setup)" ]; then
+    	    echo "preparing postgresql server"
+    	    postgresql-setup initdb
+
+    	    echo "backuping postgres config"
+    	    test -f /var/lib/pgsql/data/pg_hba.conf.bak || cp /var/lib/pgsql/data/pg_hba.conf /var/lib/pgsql/data/pg_hba.conf.bak
+
+    	    echo "allow login via username and password in postgresql"
+    	    sed 's/ident/trust/g' < /var/lib/pgsql/data/pg_hba.conf.bak > /var/lib/pgsql/data/pg_hba.conf
+
+    	    echo "restarting postgresql server"
+    	    ${INIT_CMD} restart postgresql
+
+    	    echo "create postgresql bootstart"
+    	    ${INIT_CMD} enable postgresql.service
+	fi
+
+        echo "creating zammad postgresql db"
+        su - postgres -c "createdb -E UTF8 ${DB}"
+
+	echo "creating zammad postgresql user"
+        echo "CREATE USER \"${DB_USER}\" WITH PASSWORD '${DB_PASS}';" | su - postgres -c psql 
+
+        echo "grant privileges to new postgresql user"
+        echo "GRANT ALL PRIVILEGES ON DATABASE \"${DB}\" TO \"${DB_USER}\";" | su - postgres -c psql
+
+        echo "updating database.yml"
+        sed -e "s/.*adapter:.*/  adapter: postgresql/" \
+        -e "s/.*username:.*/  username: ${DB_USER}/" \
+        -e  "s/.*password:.*/  password: ${DB_PASS}/" \
+        -e "s/.*database:.*/  database: ${DB}/" < ${ZAMMAD_DIR}/config/database.yml.dist > ${ZAMMAD_DIR}/config/database.yml
+
+    # mysql / mariadb
+    elif [ -n "$(which mysql)" ];then
+	echo "installing zammd on mysql"
+
+	if [ -f "${MY_CNF}" ]; then
+    	    MYSQL_CREDENTIALS="--defaults-file=${MY_CNF}"
+	else
+    	    echo -n "Please enter your MySQL root password:"
+    	    read -s MYSQL_ROOT_PASS
+    	    MYSQL_CREDENTIALS="-u root -p${MYSQL_ROOT_PASS}"
+	fi
+
+	echo "creating zammad mysql db"
+	mysql ${MYSQL_CREDENTIALS} -e "CREATE DATABASE ${DB} DEFAULT CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;"
+
+	echo "creating zammad mysql user"
+	mysql ${MYSQL_CREDENTIALS} -e "CREATE USER \"${DB_USER}\"@\"${DB_HOST}\" IDENTIFIED BY \"${DB_PASS}\";"
+
+        echo "grant privileges to new mysql user"
+	mysql ${MYSQL_CREDENTIALS} -e "GRANT ALL PRIVILEGES ON ${DB}.* TO \"${DB_USER}\"@\"${DB_HOST}\"; FLUSH PRIVILEGES;"
+
+        echo "updating database.yml"
+	sed -e "s/.*adapter:.*/  adapter: mysql2/" \
+    	    -e "s/.*username:.*/  username: ${DB_USER}/" \
+    	    -e  "s/.*password:.*/  password: ${DB_PASS}/" \
+    	    -e "s/.*database:.*/  database: ${DB}/" < ${ZAMMAD_DIR}/config/database.yml.dist > ${ZAMMAD_DIR}/config/database.yml
+
+	# sqlite / no local db
+    elif [ -n "$(which sqlite)" ];then
+	echo "installing zammad on sqlite"
+	echo "in fact this does nothing at the moment. use this to install zammad without a local database. sqlite should only be used in dev environment anyway."
+    fi
+
+    # fill database
+    zammad run rake db:migrate
+    zammad run rake db:seed
+
+fi
+
+echo "# Starting Zammad"
+${INIT_CMD} start zammad
+
+# copy nginx config
+if [ -n "$(which nginx)" ]; then
+    # debian / ubuntu
+    if [ -d /etc/nginx/sites-enabled ]; then
+	NGINX_CONF="/etc/nginx/sites-enabled/zammad.conf"
+	test -f /etc/nginx/sites-available/zammad.conf || cp ${ZAMMAD_DIR}/contrib/nginx/zammad.conf /etc/nginx/sites-available/zammad.conf
+	test -h ${NGINX_CONF} || ln -s /etc/nginx/sites-available/zammad.conf ${NGINX_CONF}
+
+    # centos / sles
+    elif [ -d /etc/nginx/conf.d ]; then
+	NGINX_CONF="/etc/nginx/conf.d/zammad.conf"
+	test -f ${NGINX_CONF} || cp ${ZAMMAD_DIR}/contrib/nginx/zammad.conf ${NGINX_CONF}
+    fi
+
+    echo "# Restarting Nginx"
+    ${INIT_CMD} restart nginx
+fi
+
+echo -e "\nAdd your FQDN to servername directive in ${NGINX_CONF} and restart nginx if you're not testing localy"
+echo -e "or open http://localhost in your browser to start using Zammad.\n"
diff --git a/contrib/pkgr-postinstall.sh b/contrib/pkgr-postinstall.sh
deleted file mode 100755
index 80ee532d8..000000000
--- a/contrib/pkgr-postinstall.sh
+++ /dev/null
@@ -1,81 +0,0 @@
-#!/bin/bash
-#
-# packager.io postinstall script
-#
-
-PATH=/opt/zammad/bin:/opt/zammad/vendor/bundle/bin:/sbin:/bin:/usr/sbin:/usr/bin:
-
-ZAMMAD_DIR="/opt/zammad"
-DB="zammad_production"
-DB_USER="zammad"
-
-# check which init system is used
-if [ -n $(which initctl) ]; then
-    INIT_CMD="initctl"
-elif [ -n $(which systemctl) ]; then
-    INIT_CMD="systemctl"
-else
-    function sysvinit () {
-	service $2 $1
-    }
-    INIT_CMD="sysvinit"
-fi
-
-echo "# (Re)creating init scripts"
-zammad scale web=1 websocket=1 worker=1
-
-echo "# Stopping Zammad"
-${INIT_CMD} stop zammad
-
-# check if database.yml exists
-if [ -f ${ZAMMAD_DIR}/config/database.yml ]; then
-    # db migration
-    echo "# database.yml exists. Updating db..."
-    zammad run rake db:migrate
-else
-    # create new password
-    DB_PASS="$(tr -dc A-Za-z0-9 < /dev/urandom | head -c10)"
-
-    # create database
-    echo "# database.yml not found. Creating new db..."
-    su - postgres -c "createdb -E UTF8 ${DB}"
-
-    # create postgres user
-    echo "CREATE USER \"${DB_USER}\" WITH PASSWORD '${DB_PASS}';" | su - postgres -c psql 
-
-    # grant privileges
-    echo "GRANT ALL PRIVILEGES ON DATABASE \"${DB}\" TO \"${DB_USER}\";" | su - postgres -c psql
-
-    # update configfile
-    sed "s/.*password:.*/  password: ${DB_PASS}/" < ${ZAMMAD_DIR}/config/database.yml.pkgr > ${ZAMMAD_DIR}/config/database.yml
-
-    # fill database
-    zammad run rake db:migrate 
-    zammad run rake db:seed
-fi
-
-echo "# Starting Zammad"
-${INIT_CMD} start zammad
-
-# nginx config
-if [ -n $(which nginx) ]; then
-    # copy nginx config
-    # debian / ubuntu
-    if [ -d /etc/nginx/sites-enabled ]; then
-	NGINX_CONF="/etc/nginx/sites-enabled/zammad.conf"
-	test -f /etc/nginx/sites-available/zammad.conf || cp ${ZAMMAD_DIR}/contrib/nginx/zammad.conf /etc/nginx/sites-available/zammad.conf
-	test -h ${NGINX_CONF} || ln -s /etc/nginx/sites-available/zammad.conf ${NGINX_CONF}
-    # centos / sles
-    elif [ -d /etc/nginx/conf.d ]; then
-	NGINX_CONF="/etc/nginx/conf.d/zammad.conf"
-	test -f ${NGINX_CONF} || cp ${ZAMMAD_DIR}/contrib/nginx/zammad.conf ${NGINX_CONF}
-    fi
-
-    echo "# Restarting Nginx"
-    ${INIT_CMD} restart nginx
-
-    echo -e "\nAdd your FQDN to servername directive in ${NGINX_CONF} and restart nginx if you're not testing localy"
-    echo -e "or open http://localhost in your browser to start using Zammad.\n"
-else
-    echo -e "\nOpen http://localhost:3000 in your browser to start using Zammad.\n"
-fi