roundcube: First draft of role

roles/roundcube/templates/roundcube-container.service.j2

@@ -0,0 +1,18 @@
+[Unit]
+Description=Roundcube Container
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+User=roundcube
+EnvironmentFile=/etc/sysconfig/roundcube-container
+ExecStart=/usr/bin/podman run \
+    --rm -p 127.0.0.1:8004:80 \
+    --name roundcube \
+    --volume=/etc/roundcube:/var/roundcube/config:ro \
+    --env=ROUNDCUBEMAIL_* docker.io/roundcube/roundcubemail:{{ roundcube_version }}-apache
+ExecStop=/usr/bin/podman stop --ignore roundcube
+ExecStopPost=/usr/bin/podman rm -f --ignore roundcube
+
+[Install]
+WantedBy=multi-user.target