new image structure for cisco-vpn and related scripts

apps/rego-tunnel/shared/install-cisco-vpn-autostart.sh

@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Installs an XDG autostart entry so Cisco VPN auto-connect runs when the GUI user logs in.
+# Intended to be executed inside the VM.
+#
+# Usage:
+#   ./install-cisco-vpn-autostart.sh [username]
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+DESKTOP_FILE_SRC="$SCRIPT_DIR/cisco-vpn-connect.desktop"
+
+if [[ ! -f "$DESKTOP_FILE_SRC" ]]; then
+  echo "Missing $DESKTOP_FILE_SRC" >&2
+  exit 1
+fi
+
+TARGET_USER="${1:-${SUDO_USER:-$(id -un)}}"
+TARGET_HOME="$(getent passwd "$TARGET_USER" | cut -d: -f6)"
+
+if [[ -z "$TARGET_HOME" || ! -d "$TARGET_HOME" ]]; then
+  echo "Could not determine home directory for user: $TARGET_USER" >&2
+  exit 1
+fi
+
+AUTOSTART_DIR="$TARGET_HOME/.config/autostart"
+DEST_FILE="$AUTOSTART_DIR/cisco-vpn-connect.desktop"
+
+sudo -n mkdir -p "$AUTOSTART_DIR"
+sudo -n install -m 0644 "$DESKTOP_FILE_SRC" "$DEST_FILE"
+sudo -n chown "$TARGET_USER:$TARGET_USER" "$DEST_FILE"
+
+echo "Installed autostart entry: $DEST_FILE"
+echo "It will run on next GUI login for user: $TARGET_USER"