feat(deploy+bench+ops): DGX vm scripts, Windows RDP launcher, bench cases, agent_chat enable script

deploy/windows-rdp-launcher/connexion-vm-lea.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+# RDP vers la VM Windows (Lea) du DGX, depuis ce serveur Linux (.40).
+# Ouvre un tunnel SSH (par certificat) puis lance xfreerdp.
+# Presse-papier + dossier $HOME partage. Tunnel ferme a la sortie.
+#
+# Usage:
+#   ./connexion-vm-lea.sh              # labo (DGX = 192.168.1.45)
+#   ./connexion-vm-lea.sh 10.10.0.1    # en deplacement (via WireGuard)
+#   ./connexion-vm-lea.sh 192.168.1.45 /u:MonUserWindows
+set -euo pipefail
+
+DGX_HOST="${1:-192.168.1.45}"
+[ $# -gt 0 ] && shift || true
+LOCAL_PORT=13389
+CTL="$(mktemp -u /tmp/rdp-vmlea-ctl.XXXXXX)"
+
+cleanup(){ ssh -S "$CTL" -O exit "aivanov@${DGX_HOST}" >/dev/null 2>&1 || true; }
+trap cleanup EXIT INT TERM
+
+echo "[1/3] Tunnel SSH (cert) vers aivanov@${DGX_HOST} ..."
+ssh -o ExitOnForwardFailure=yes -fN -M -S "$CTL" -L "${LOCAL_PORT}:127.0.0.1:3390" "aivanov@${DGX_HOST}"
+
+echo "[2/3] Attente du tunnel ..."
+for _i in $(seq 1 40); do
+  ss -tlnp 2>/dev/null | grep -q "127.0.0.1:${LOCAL_PORT} " && break
+  sleep 0.25
+done
+
+echo "[3/3] Connexion RDP (localhost:${LOCAL_PORT}) — presse-papier + dossier $HOME ..."
+xfreerdp /v:localhost:${LOCAL_PORT} /cert:ignore /clipboard /dynamic-resolution /drive:home,"$HOME" "$@" || true
+
+echo "Session RDP terminee, fermeture du tunnel."