feat(agent): hierarchical executor with path resolve, runtime probe, quiet UI

Make Zed Agent closer to Cursor: deterministic DevOps path index, live Traefik
port probe before blind edits, stop-after-edit, and quieter Russian progress.

scripts/setup-vless-refresh-cron.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+# Cron: refresh VPN subscription every 6h (config может меняться на стороне провайдера).
+set -euo pipefail
+
+STACK_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+CRON_FILE="/etc/cron.d/ai-router-vless-refresh"
+LOG="/var/log/ai-router-vless-refresh.log"
+
+sudo tee "$CRON_FILE" >/dev/null <<EOF
+# AI Router: refresh Happ/mireon vless subscription
+0 */6 * * * deploy cd ${STACK_DIR} && set -a && . ./.env && set +a && bash scripts/refresh-vless-subscription.sh >>${LOG} 2>&1
+EOF
+sudo chmod 644 "$CRON_FILE"
+echo "Installed ${CRON_FILE} (every 6h)"