fix: correct purevpn-cli PATH (/opt/purevpn-cli/bin) and pre-install VPN deps

vpn-node/entrypoint.sh

@@ -4,22 +4,7 @@
 # then starts dante SOCKS5 proxy bound to 0.0.0.0, routing out through tun0.
 set -euo pipefail
 
-export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/bin:/etc/pure-linux-cli/
-
-# ── Locate purevpn-cli wherever the installer put it ─────────────────────────
-if ! command -v purevpn-cli &>/dev/null; then
-    _bin=$(find / -maxdepth 8 -name "purevpn-cli" -type f 2>/dev/null | head -1)
-    if [[ -n "$_bin" ]]; then
-        export PATH="$(dirname "$_bin"):$PATH"
-        echo "[entrypoint] purevpn-cli found at $_bin — PATH updated"
-    else
-        echo "[entrypoint] FATAL: purevpn-cli not found anywhere on the filesystem"
-        echo "[entrypoint] All purevpn* files:"
-        find / -maxdepth 8 -name "purevpn*" 2>/dev/null || true
-        exit 1
-    fi
-fi
-echo "[entrypoint] Using purevpn-cli: $(command -v purevpn-cli)"
+export PATH=/opt/purevpn-cli/bin:/opt/purevpn-cli:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
 
 SOCKS5_PORT="${SOCKS5_INNER_PORT:-1080}"
 VPN_IF="tun0"