Added fail2ban, though not sure its configured correctly yet

docker/rootfs/fail2ban/action.d/apprise.conf

@@ -0,0 +1,50 @@
+## Version 2022/08/06
+# Fail2Ban configuration file
+#
+# Author: Chris Caron <lead2gold@gmail.com>
+#
+#
+
+[Definition]
+
+# Option:  actionstart
+# Notes.:  command executed once at the start of Fail2Ban.
+# Values:  CMD
+#
+actionstart = printf %%b "The jail <name> as been started successfully." | <apprise> -t "[Fail2Ban] <name>: started on `uname -n`"
+
+# Option:  actionstop
+# Notes.:  command executed once at the end of Fail2Ban
+# Values:  CMD
+#
+actionstop = printf %%b "The jail <name> has been stopped." | <apprise> -t "[Fail2Ban] <name>: stopped on `uname -n`"
+
+# Option:  actioncheck
+# Notes.:  command executed once before each actionban command
+# Values:  CMD
+#
+actioncheck =
+
+# Option:  actionban
+# Notes.:  command executed when banning an IP. Take care that the
+#          command is executed with Fail2Ban user rights.
+# Tags:    See jail.conf(5) man page
+# Values:  CMD
+#
+actionban = printf %%b "The IP <ip> has just been banned by Fail2Ban after <failures> attempts against <name>" | <apprise> -n "warning" -t "[Fail2Ban] <name>: banned <ip> from `uname -n`"
+
+# Option:  actionunban
+# Notes.:  command executed when unbanning an IP. Take care that the
+#          command is executed with Fail2Ban user rights.
+# Tags:    See jail.conf(5) man page
+# Values:  CMD
+#
+actionunban =
+
+[Init]
+
+# Define location of the default apprise configuration file to use
+#
+config = /etc/fail2ban/apprise.conf
+#
+apprise = apprise -c "<config>"