fix(telnet): use busybox-static for telnetd applet, rm stale fifo on restart

templates/telnet/Dockerfile

@@ -2,7 +2,7 @@ ARG BASE_IMAGE=debian:bookworm-slim
 FROM ${BASE_IMAGE}
 
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    busybox \
+    busybox-static \
     rsyslog \
     procps \
     net-tools \

templates/telnet/entrypoint.sh

@@ -28,6 +28,7 @@ HIST
 fi
 
 # Logging pipeline: named pipe → rsyslogd (RFC 5424) → stdout
+rm -f /var/run/decnet-logs
 mkfifo /var/run/decnet-logs
 
 # Relay pipe to stdout so Docker captures all syslog events