Install socat as a networking tool

Author: linas

opencog/atomspace/Dockerfile

@@ -34,7 +34,7 @@ ENV LAST_APT_UPDATE=2025-08-08
 RUN apt-get -y update; apt-get -y upgrade; apt-get -y autoremove
 
 # Basic tools that allow this image to be minimally usable.
-#  * Networking tools (ping, ifconfig, telnet, netcat)
+#  * Networking tools (ping, ifconfig, telnet, netcat, socat)
 #  * Terminal sharing tools (tmux, byobu)
 #  * Debug tools (gdb, xxd, jq)
 #  * Webserver (apache2, php)
@@ -45,7 +45,7 @@ RUN apt-get -y update; apt-get -y upgrade; apt-get -y autoremove
 RUN apt-get -y --ignore-missing install \
 	lsof \
 	net-tools iputils-ping netcat-openbsd traceroute iptraf \
-	rlwrap telnet \
+	rlwrap telnet socat \
 	tmux byobu \
 	gdb time xxd jq \
 	apache2 php \