setup-hub.sh: fix sed delimiter and add file dep, onboard-spoke.sh: fix rclone append newline guard and keyscan key-type dedup, offboard-spoke.sh: fix crontab empty check and add timestamped backup, setup-network.sh: replace single bak with timestamped backup, compose.yaml: replace syncthing host network with explicit port bindings

spoke/compose.yaml

@@ -21,9 +21,11 @@ services:
     container_name: spoke-syncthing
     hostname: spoke-syncthing
     restart: unless-stopped
-    network_mode: host
     environment:
       - PUID=1000
       - PGID=1000
+    ports:
+      - "127.0.0.1:8384:8384"
+      - "22000:22000"
     volumes:
       - /home/armbian/st:/var/syncthing

spoke/setup-network.sh

@@ -124,9 +124,12 @@ fi
 header "Writing Netplan Config"
 BACKUP_FILE=""
 if [ -f "$NETPLAN_FILE" ]; then
-    BACKUP_FILE="/root/$(basename "${NETPLAN_FILE}").bak"
+    NETPLAN_BACKUP_DIR="/root/.config/tinyboard/netplan-backups"
+    mkdir -p "$NETPLAN_BACKUP_DIR"
+    BACKUP_FILE="$NETPLAN_BACKUP_DIR/$(basename "${NETPLAN_FILE}").$(date +%Y%m%d%H%M%S)"
     cp "$NETPLAN_FILE" "$BACKUP_FILE"
-    info "Backup saved to $BACKUP_FILE"
+    info "Netplan config backed up to $BACKUP_FILE"
+    info "To restore: cp $BACKUP_FILE $NETPLAN_FILE && netplan apply"
 fi
 
 if $IS_WIFI; then

spoke/setup-spoke.sh

@@ -278,7 +278,7 @@ chmod 600 "$SSH_DIR/known_hosts"
 HUB_KEYSCAN=$(ssh-keyscan -H "$HUB_HOST" 2>/dev/null)
 if [ -n "$HUB_KEYSCAN" ]; then
     while IFS= read -r KEYSCAN_LINE; do
-        KEYSCAN_KEY=$(echo "$KEYSCAN_LINE" | awk '{print $3}')
+        KEYSCAN_KEY=$(echo "$KEYSCAN_LINE" | awk '{print $2, $3}')
         if ! grep -qF "$KEYSCAN_KEY" "$SSH_DIR/known_hosts" 2>/dev/null; then
             echo "$KEYSCAN_LINE" >> "$SSH_DIR/known_hosts"
         fi