From 35df5d7444bd759725729d649699236f562c019d Mon Sep 17 00:00:00 2001
From: Pulse Monitor <pulse@pulse-monitor.dev>
Date: Sat, 23 Aug 2025 23:34:26 +0000
Subject: [PATCH] fix: unbound FRONTEND_PORT variable error after update

The install script was failing with 'unbound variable' error after completing an update because FRONTEND_PORT is only set during fresh installations. Now extracts port from service file or uses default.
---
 install.sh | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/install.sh b/install.sh
index 025a11834..41a61af90 100755
--- a/install.sh
+++ b/install.sh
@@ -802,11 +802,18 @@ start_pulse() {
 print_completion() {
     local IP=$(hostname -I | awk '{print $1}')
     
+    # Get the port from the service file or use default
+    local PORT="${FRONTEND_PORT:-7655}"
+    if [[ -z "$FRONTEND_PORT" ]] && [[ -f "/etc/systemd/system/$SERVICE_NAME.service" ]]; then
+        # Try to extract port from service file
+        PORT=$(grep -oP 'FRONTEND_PORT=\K\d+' "/etc/systemd/system/$SERVICE_NAME.service" 2>/dev/null || echo "7655")
+    fi
+    
     echo
     print_header
     print_success "Pulse installation completed!"
     echo
-    echo -e "${GREEN}Access Pulse at:${NC} http://${IP}:${FRONTEND_PORT}"
+    echo -e "${GREEN}Access Pulse at:${NC} http://${IP}:${PORT}"
     echo
     echo -e "${YELLOW}Useful commands:${NC}"
     echo "  systemctl status $SERVICE_NAME    - Check service status"