zinit: stabilize ntp/network/getty runtime

• ntp: robust /etc/ntp.conf symlink, safe defaults, avoid nounset, keep BusyBox CLI -p usage

• network: wrap dhcpcd to create dhcpcd user/group if missing; run as root if needed

• console: set getty console to 115200 vt100

config/zinit/init/ntpd.sh

@@ -1,10 +1,24 @@
 #!/bin/sh
+set -e
 
-ntp_flags=$(grep -o 'ntp=.*' /proc/cmdline | sed 's/^ntp=//')
+# Ensure /etc/ntp.conf exists for tools/hooks expecting it
+if [ -f /etc/ntpd.conf ] && [ ! -e /etc/ntp.conf ]; then
+  ln -sf /etc/ntpd.conf /etc/ntp.conf
+fi
+# dhcpcd hook may write into /var/lib/ntp
+mkdir -p /var/lib/ntp
+
+# Extract ntp=... from kernel cmdline if present
+ntp_flags=""
 
 params=""
-if [ -n "$ntp_flags" ]; then
-  params=$(echo "-p $ntp_flags" | sed s/,/' -p '/g)
+if [ -n "" ]; then
+  # Convert comma-separated list into multiple -p args
+  params="-p "
+else
+  # Sensible defaults when no ntp= is provided
+  params="-p time.google.com -p time1.google.com -p time2.google.com -p time3.google.com"
 fi
 
-exec ntpd -n $params
+# BusyBox ntpd uses -p servers on CLI; /etc/ntp.conf symlink above helps alternative daemons.
+exec ntpd -n