Netbird menu: enable built-in SSH server on join; document SSH host aliases

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01N7JYaTBsSRDoJx2aDEjVp2

Readme.md

@@ -438,6 +438,17 @@ Both can be used at the same time — they serve different purposes:
     ```
     `--allow-server-ssh` enables Netbird's built-in SSH server (peers also need an SSH policy in the dashboard).
 
+#### SSH Host aliases
+
+`~/.ssh/config` lets you `ssh <alias>` instead of typing `ssh user@1.2.3.4` every time — especially handy once machines are reachable over a VPN/Netbird overlay network where the IP is easy to forget:
+
+```
+Host myserver
+    HostName 100.x.x.x
+    User someuser
+    Port 22
+```
+
 ### Advanced
 - **Emergency WiFi Hotspot** - Auto-starts if no internet after boot (configurable during install)
 - **Virtual Console Access** - Ctrl+Alt+F1-F8 terminal login (can enable/disable during install)

menus/addon_remote_access.sh

@@ -414,7 +414,7 @@ action_netbird_connect() {
         return
     fi
 
-    if sudo netbird up --setup-key "$setup_key"; then
+    if sudo netbird up --setup-key "$setup_key" --allow-server-ssh; then
         log_success "Netbird connected"
     else
         log_error "Netbird connection failed"

ubuntu-based-kiosk.sh

@@ -9323,7 +9323,7 @@ addon_netbird() {
                 echo "Get setup key from Netbird dashboard"
                 read -r -p "Enter setup key: " setup_key
                 if [[ -n "$setup_key" ]]; then
-                    sudo netbird up --setup-key "$setup_key"
+                    sudo netbird up --setup-key "$setup_key" --allow-server-ssh
                     log_success "Netbird connected"
                 fi
                 pause
@@ -9354,7 +9354,7 @@ addon_netbird() {
             if [[ "$do_connect" =~ ^[Yy]$ ]]; then
                 echo "Get setup key from Netbird dashboard"
                 read -r -p "Enter setup key: " setup_key
-                [[ -n "$setup_key" ]] && sudo netbird up --setup-key "$setup_key"
+                [[ -n "$setup_key" ]] && sudo netbird up --setup-key "$setup_key" --allow-server-ssh
             fi
         fi
         pause