Fixes for FreeBSD 15 installerconfig

FreeBSD/freebsd-15.pkr.hcl

@@ -15,9 +15,10 @@ source "proxmox-iso" "freebsd-15" {
   boot_wait                = "5s"
   boot_key_interval        = "200ms"
   boot_command             = ["2<wait10s>", # boot to single-user mode
-    "/bin/sh<enter><wait2s>", # open a shell
+    "<enter><wait2s>", # open a shell - default is /bin/sh
     "mdmfs -s 100m md /tmp<enter><wait2s>", # mount a writable /tmp memory disk
-    "dhclient vtnet0<enter><wait5>", # bring up network (adjust interface: em0, vtnet0, etc.)
+    "mdmfs -s 100m md /var<enter><wait2s>", # mount a writable /var memory disk
+    "dhclient vtnet0<enter><wait5>", # bring up network
     "fetch -o /tmp/installerconfig http://{{ .HTTPIP }}:{{ .HTTPPort }}/freebsd-15-installerconfig<enter><wait5s>", # grab the installerconfig
     "bsdinstall script /tmp/installerconfig<enter>" # execute bsdinstall with fetched config
   ]

http/freebsd-15-installerconfig

@@ -8,7 +8,6 @@ HOSTNAME="freebsd"
 DISTRIBUTIONS="kernel.txz base.txz"
 
 # Guided ZFS Installation Parameters
-# Note: Adjust 'da0' below if your hypervisor uses vtbd0 or ada0!
 ZFSBOOT_DISKS="da0"
 ZFSBOOT_VDEV_TYPE="stripe"
 ZFSBOOT_CONFIRM_POOL_CREATE="YES"