Added uninstall and fixed freescout to have uninstall

bin/uninstallapp

@@ -0,0 +1,27 @@
+#!/bin/bash
+#
+# Uninstalls app
+# This will completely remove database and files
+. /etc/federated
+. /federated/lib/functions.sh
+trap cleanup `seq 1 15`
+
+usage() {
+cat << EOF
+UnInstall application
+Usage: $0 appname
+Arguments:
+    appname         Application to remove. bookstack,espocrm,freescout,etc
+                    This will completely remove database and files
+
+EOF
+exit 2;
+}
+
+[ $# != 1 ] && usage
+APP=$1
+
+[ ! -f /federated/lib/$APP.sh ] && failcheck "/federated/lib/$APP.sh doesn't exist."
+[ ! -d /federated/apps/$APP ] && failcheck "/federated/apps/$APP doesn't exists. $APP is already uninstalled?"
+. /federated/lib/$APP.sh
+uninstall_$APP

lib/freescout.sh

@@ -168,3 +168,21 @@ EOF
   kill -9 $SPINPID &> /dev/null
   echo -ne "done.\n"
 }
+uninstall_freescout() {
+  echo -ne "* Uninstalling freescout container.."
+  spin &
+  SPINPID=$!
+
+  # First stop the service
+  cd /federated/apps/freescout && docker-compose -f docker-compose.yml -p freescout down &> /dev/null
+  
+  # Delete database and user in postgresql
+  docker exec postgresql psql -U postgres -c "DROP DATABASE freescout" &> /dev/null
+  docker exec postgresql psql -U postgres -c "DROP USER freescout" &> /dev/null
+
+  # Delete the app directory
+  rm -rf /federated/apps/freescout
+
+  kill -9 $SPINPID &> /dev/null
+  echo -ne "done.\n"
+}