improve formatting

devices/turris-omnia/default.nix

@@ -25,6 +25,8 @@
     root password (which is ``secret``) and/or the SSH keys, then
     build it with
 
+    .. code-block:: console
+
         $ nix-build -I liminix-config=./examples/recovery.nix \
           --arg device "import ./devices/turris-omnia" \
           -A outputs.mbrimage -o mbrimage
@@ -35,6 +37,8 @@
     medium using :command:`dd` or your other most favoured file copying
     tool, which might be a comand something like this:
 
+    .. code-block:: console
+
         $ dd if=mbrimage of=/dev/path/to/the/usb/stick \
           bs=1M conv=fdatasync status=progress
 
@@ -43,6 +47,8 @@
     have a serial cable, the easiest way to change this is by booting
     to TurrisOS and logging in with ssh:
 
+    .. code-block:: console
+
         root@turris:/# fw_printenv boot_targets
         boot_targets=mmc0 nvme0 scsi0 usb0 pxe dhcp
         root@turris:/# fw_setenv boot_targets usb0 mmc0
@@ -56,12 +62,16 @@
     request from a ``liminix-recovery`` host and figure out what IP
     address was assigned.
 
+    .. code-block:: console
+
         $ ssh liminix-recovery.lan
 
     You should get a "Busybox" banner and a root prompt. Now you can
     start preparing the device to install Liminix on it. First we'll
     mount the root filesystem and take a snapshot:
 
+    .. code-block:: console
+
         # mkdir /dest && mount /dev/mmcblk0p1 /dest
         # schnapps -d /dest create "pre liminix"
         # schnapps -d /dest list
@@ -74,23 +84,31 @@
 
     then we can remove all the files
 
+    .. code-block:: console
+
         # rm -r /dest/@/*
 
     and then it's ready to install the real Liminix system onto. On
     your build system, create the Liminix configuration you wish to
     install: here we'll use the ``rotuer`` example.
 
+    .. code-block:: console
+
         build$ nix-build -I liminix-config=./examples/rotuer.nix \
           --arg device "import ./devices/turris-omnia" \
           -A outputs.systemConfiguration
 
     and then use :command:`min-copy-closure` to copy it to the device.
 
+    .. code-block:: console
+
         build$ nix-shell --run \
           "min-copy-closure -r /dest/@  root@liminix-recovery.lan result"
 
     and activate it
 
+    .. code-block:: console
+
         build$ ssh root@liminix-recovery.lan \
           "/dest/@/$(readlink result)/bin/install /dest/@"
 
@@ -98,6 +116,8 @@
     a symlink so U-Boot can find :file:`/boot`, then restore the
     default boot order and reboot into the new configuration.
 
+    .. code-block:: console
+
         # cd /dest && ln -s @/boot .
         # fw_setenv boot_targets "mmc0 nvme0 scsi0 usb0 pxe dhcp"
         # cd / ; umount /dest
@@ -112,6 +132,8 @@
     :file:`examples/recovery.nix` configuration also works
     using the ``tftpboot`` output. So you can do
 
+    .. code-block:: console
+
         build$ nix-build -I liminix-config=./examples/recovery.nix \
           --arg device "import ./devices/turris-omnia" \
           -A outputs.tftpboot