Add Proxmox platform detection, preserve expanded card state across auto-refresh

app/gather_info.sh

@@ -2,6 +2,9 @@
 # Gather system information from a remote server
 # Output format: [section] headers followed by key=value pairs
 
+# Ensure sbin paths are available (not always in PATH for non-root users)
+export PATH="$PATH:/usr/sbin:/usr/local/sbin:/sbin"
+
 echo "[system]"
 echo "hostname=$(hostname)"
 if [ -f /etc/os-release ]; then
@@ -14,6 +17,13 @@ echo "kernel=$(uname -r)"
 echo "arch=$(uname -m)"
 echo "uptime_seconds=$(cut -d' ' -f1 /proc/uptime 2>/dev/null | cut -d. -f1)"
 
+# Detect hypervisor platform
+if [ -f /etc/pve/.version ] || command -v pveversion &>/dev/null || [ -d /etc/pve ]; then
+    pve_ver=$(pveversion 2>/dev/null | sed 's|pve-manager/||;s| .*||')
+    echo "platform=proxmox"
+    echo "platform_version=${pve_ver:-unknown}"
+fi
+
 # Motherboard (readable without root on most systems)
 echo "board_vendor=$(cat /sys/class/dmi/id/board_vendor 2>/dev/null || echo 'Unknown')"
 echo "board_name=$(cat /sys/class/dmi/id/board_name 2>/dev/null || echo 'Unknown')"
@@ -28,9 +38,9 @@ echo "sockets=$(lscpu 2>/dev/null | grep 'Socket(s)' | awk '{print $2}')"
 echo "threads_per_core=$(lscpu 2>/dev/null | grep 'Thread(s) per core' | awk '{print $2}')"
 
 # CPU usage - sample /proc/stat with 1 second interval
-read -r label user1 nice1 system1 idle1 iowait1 irq1 softirq1 steal1 < /proc/stat
+read -r label user1 nice1 system1 idle1 iowait1 irq1 softirq1 steal1 _ < /proc/stat
 sleep 1
-read -r label user2 nice2 system2 idle2 iowait2 irq2 softirq2 steal2 < /proc/stat
+read -r label user2 nice2 system2 idle2 iowait2 irq2 softirq2 steal2 _ < /proc/stat
 
 total1=$((user1 + nice1 + system1 + idle1 + iowait1 + irq1 + softirq1 + steal1))
 total2=$((user2 + nice2 + system2 + idle2 + iowait2 + irq2 + softirq2 + steal2))
@@ -196,9 +206,6 @@ gather_container_stats() {
     [ -n "$uptime_s" ] && echo "uptime_seconds=$uptime_s"
 }
 
-# Ensure sbin paths are available (not always in PATH for non-root users)
-export PATH="$PATH:/usr/sbin:/usr/local/sbin:/sbin"
-
 # Use sudo if available and needed (infmap user won't have direct access)
 _sudo() {
     if [ "$(id -u)" -eq 0 ]; then