Fix SSH root login password issue for installed system

- Add default root password 'mbetter123' when no preseed password provided
- Improve password setting logic with better error handling and logging
- Ensure root account is properly unlocked and password never expires
- Add debugging output to track password setting process
- Fix 'password check failed' error by guaranteeing password is set

config/includes.chroot/usr/local/bin/auto-installer.sh

@@ -540,20 +540,33 @@ configure_target_system() {
     mount -o bind /dev "$TARGET_MOUNT/dev"
     mount -t devpts devpts "$TARGET_MOUNT/dev/pts"
     
-    # Set root password from preseed
+    # Set root password from preseed or use default
     ROOT_PASS=$(get_preseed_value "passwd/root-password")
     if [ -n "$ROOT_PASS" ]; then
-        print_status "Setting root password for installed system..."
+        print_status "Setting root password from preseed file..."
+        log "Setting root password from preseed: ${ROOT_PASS:0:10}..."
+    else
+        # Set default password if none provided
+        ROOT_PASS="mbetter123"
+        print_status "No root password in preseed file, using default password: mbetter123"
+        log "Using default root password: mbetter123"
+    fi
+
+    # Set the password
     echo "root:$ROOT_PASS" | chroot "$TARGET_MOUNT" chpasswd
+    if [ $? -eq 0 ]; then
+        print_status "Root password set successfully"
+    else
+        print_error "Failed to set root password!"
+    fi
 
     # Ensure password is not expired and account is unlocked
     print_status "Ensuring root account is active and password is not expired..."
-        chroot "$TARGET_MOUNT" passwd -u root 2>/dev/null || true  # Unlock account
-        chroot "$TARGET_MOUNT" chage -d 99999 root 2>/dev/null || true  # Remove expiration
-        chroot "$TARGET_MOUNT" chage -E -1 root 2>/dev/null || true  # Remove account expiration
-        chroot "$TARGET_MOUNT" chage -m 0 root 2>/dev/null || true  # Remove minimum password age
-        chroot "$TARGET_MOUNT" chage -M 99999 root 2>/dev/null || true  # Set maximum password age to never expire
-    fi
+    chroot "$TARGET_MOUNT" passwd -u root 2>/dev/null || print_warning "Could not unlock root account"
+    chroot "$TARGET_MOUNT" chage -d 99999 root 2>/dev/null || print_warning "Could not remove password expiration"
+    chroot "$TARGET_MOUNT" chage -E -1 root 2>/dev/null || print_warning "Could not remove account expiration"
+    chroot "$TARGET_MOUNT" chage -m 0 root 2>/dev/null || print_warning "Could not set minimum password age"
+    chroot "$TARGET_MOUNT" chage -M 99999 root 2>/dev/null || print_warning "Could not set maximum password age"
 
     # Create mbetterclient user with no password for autologin
     print_status "Creating mbetterclient user for autologin..."