Update first-boot.sh to set hostname and configure /etc/hosts for improved system identification; add fix-reterminal-display.sh for post-boot adjustments to splash screen and Plymouth theme; modify meta-data for instance identification; update app.py to reflect new local hostname.

chromium-setup/emmc-provisioning/cloud-init/first-boot.sh

@@ -8,6 +8,7 @@ export DEBIAN_FRONTEND=noninteractive
 # --- Constants ---
 # All first-boot assets live in portal-files/first-boot/ on the file server.
 FILE_SERVER="http://10.130.60.141:5000/files/first-boot"
+HOSTNAME="gnss.guard"
 PI_USER="pi"
 PI_HOME="/home/$PI_USER"
 AUTOSTART="$PI_HOME/.config/autostart"
@@ -21,6 +22,17 @@ exec > >(tee -a "$LOGFILE") 2>&1
 log "=== first-boot.sh started ==="
 log "FILE_SERVER=$FILE_SERVER PI_USER=$PI_USER LOGFILE=$LOGFILE"
 
+# --- 0. Hostname and /etc/hosts (avoids "unable to resolve host" with sudo) ---
+log "--- Hostname: $HOSTNAME ---"
+echo "$HOSTNAME" > /etc/hostname
+hostnamectl set-hostname "$HOSTNAME" 2>/dev/null || true
+# Ensure hostname resolves so sudo and other tools don't warn
+if ! grep -q "127.0.1.1[[:space:]]*$HOSTNAME" /etc/hosts 2>/dev/null; then
+  sed -i "/127.0.1.1[[:space:]].*$/d" /etc/hosts
+  echo "127.0.1.1	$HOSTNAME" >> /etc/hosts
+fi
+log "Hostname set to $HOSTNAME; /etc/hosts updated"
+
 # --- Helpers ---
 # Download script + .desktop from FILE_SERVER and install as one-shot autostart (runs once at pi's first login, then deletes itself).
 install_oneshot() {
@@ -120,6 +132,26 @@ fi
 log "Removing $REPO_DIR"
 rm -rf "$REPO_DIR"
 
+# --- 6b. Re-apply splash and display (Seeed script sets disable_splash=1 and can duplicate Plymouth theme) ---
+log "--- Re-applying boot splash and Plymouth theme ---"
+CFG_PATH="/boot/firmware/config.txt"
+[[ -f /boot/firmware/config.txt ]] || CFG_PATH="/boot/config.txt"
+if [[ -f "$CFG_PATH" ]]; then
+  if grep -q '^disable_splash=1' "$CFG_PATH"; then
+    sed -i 's/^disable_splash=1$/disable_splash=0/' "$CFG_PATH"
+    log "Set disable_splash=0 so Plymouth splash is shown"
+  fi
+fi
+# Ensure Plymouth uses our custom theme only (remove Theme=pix, set Theme=custom)
+if [[ -f /etc/plymouth/plymouthd.conf ]]; then
+  sed -i '/^Theme=/d' /etc/plymouth/plymouthd.conf
+  grep -q '^\[Daemon\]' /etc/plymouth/plymouthd.conf || echo '[Daemon]' >> /etc/plymouth/plymouthd.conf
+  echo 'Theme=custom' >> /etc/plymouth/plymouthd.conf
+  log "Plymouth theme set to custom only"
+fi
+log "Running update-initramfs to apply Plymouth theme ..."
+update-initramfs -u -k all 2>/dev/null || true
+
 # --- 7. One-shots (rotation + wallpaper at first login) ---
 log "--- One-shot scripts (run at pi first login) ---"
 install_oneshot set-rotation-once || true

chromium-setup/emmc-provisioning/cloud-init/fix-reterminal-display.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+# One-time fix for reTerminal DM after first-boot: splash, Plymouth theme, rotation, wallpaper.
+# Run on the device as root (e.g. sudo bash fix-reterminal-display.sh).
+# Or run over SSH: ssh pi@DEVICE_IP 'sudo bash -s' < fix-reterminal-display.sh
+
+set -e
+PI_USER="${PI_USER:-pi}"
+PI_HOME="/home/$PI_USER"
+CFG_PATH="/boot/firmware/config.txt"
+[[ -f "$CFG_PATH" ]] || CFG_PATH="/boot/config.txt"
+
+echo "=== Fixing boot splash (disable_splash=0) ==="
+if [[ -f "$CFG_PATH" ]]; then
+  sed -i 's/^disable_splash=1$/disable_splash=0/' "$CFG_PATH" || true
+  grep -q '^disable_splash=' "$CFG_PATH" || echo 'disable_splash=0' >> "$CFG_PATH"
+  echo "Done. config: $(grep disable_splash "$CFG_PATH")"
+fi
+
+echo "=== Fixing Plymouth theme (custom only) ==="
+if [[ -f /etc/plymouth/plymouthd.conf ]]; then
+  sed -i '/^Theme=/d' /etc/plymouth/plymouthd.conf
+  grep -q '^\[Daemon\]' /etc/plymouth/plymouthd.conf || echo '[Daemon]' >> /etc/plymouth/plymouthd.conf
+  echo 'Theme=custom' >> /etc/plymouth/plymouthd.conf
+  echo "Done. plymouthd.conf Theme: $(grep Theme= /etc/plymouth/plymouthd.conf)"
+fi
+update-initramfs -u -k all 2>/dev/null || true
+
+echo "=== Rotation and wallpaper (run as $PI_USER at next login or now via sudo -u) ==="
+echo "To set rotation and wallpaper now (with X running), run as $PI_USER:"
+echo "  export DISPLAY=:0"
+echo "  kscreen-doctor output.DSI-1.rotation.right"
+echo "  plasma-apply-wallpaperimage /usr/share/rpd-wallpaper/splash.png"
+echo ""
+echo "Or ensure one-shots run at next login (they are in autostart if still present)."
+echo "=== Reboot to apply splash and initramfs ==="
+echo "  sudo reboot"

chromium-setup/emmc-provisioning/cloud-init/meta-data

@@ -1,5 +1,5 @@
 # NoCloud meta-data: enables cloud-init. Optional instance-id for multi-device.
 # Copy to the boot (FAT32) partition of your image as 'meta-data'.
 
-instance-id: reterminal-01
+instance-id: gnss-guard-01
-# local-hostname: reterminal-01   # optional override
+# local-hostname: gnss.guard   # optional override; first-boot.sh also sets this

chromium-setup/emmc-provisioning/dashboard/app.py

@@ -165,7 +165,7 @@ runcmd:
 """
 
 DEFAULT_META_DATA = """instance-id: raspios-cloudinit-001
-local-hostname: reterminal
+local-hostname: gnss.guard
 """
 
 DEFAULT_NETWORK_CONFIG = """version: 2