Add Joplin, old Mac, and Fedora WiFi runbooks; simplify JA3 Whisky scripts and hotspot recovery.

Co-authored-by: Cursor <cursoragent@cursor.com>

docs/old_mac/scripts/connect-rdp-fedora.sh

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+#!/usr/bin/env bash
+# Mac: RDP к Fedora (xrdp, порт 3389).
+#   bash docs/old_mac/scripts/connect-rdp-fedora.sh
+set -euo pipefail
+
+ENV="${OLD_MAC_FEDORA_ENV:-$HOME/.config/old_mac/fedora.env}"
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+
+if [ -f "$ENV" ]; then
+  # shellcheck disable=SC1090
+  source "$ENV"
+fi
+
+FEDORA_USER="${FEDORA_USER:-p}"
+FEDORA_RDP_PORT="${FEDORA_RDP_PORT:-3389}"
+
+# Порядок хостов: BT PAN → mDNS → hotspot IP
+HOSTS=(
+  "${FEDORA_BT_IP:-172.20.99.1}"
+  "${FEDORA_HOST:-fedora.local}"
+  "${FEDORA_IP:-10.23.120.30}"
+)
+
+reachable() {
+  nc -z -G 2 -w 2 "$1" "$FEDORA_RDP_PORT" 2>/dev/null
+}
+
+TARGET=""
+for h in "${HOSTS[@]}"; do
+  if reachable "$h"; then
+    TARGET="$h"
+    break
+  fi
+done
+
+if [ -z "$TARGET" ]; then
+  printf 'RDP %s недоступен на:\n' "$FEDORA_RDP_PORT"
+  for h in "${HOSTS[@]}"; do printf '  %s:%s\n' "$h" "$FEDORA_RDP_PORT"; done
+  printf '\nПричина: изоляция хотспота или нет BT PAN.\n'
+  printf '  bash %s/discover-fedora.sh\n' "$SCRIPT_DIR"
+  printf '  docs/old_mac/REMOTE_ACCESS.md\n'
+  exit 1
+fi
+
+printf 'RDP → %s:%s (user %s)\n' "$TARGET" "$FEDORA_RDP_PORT" "$FEDORA_USER"
+
+if command -v xfreerdp >/dev/null 2>&1; then
+  exec xfreerdp "/v:${TARGET}:${FEDORA_RDP_PORT}" "/u:${FEDORA_USER}" +clipboard /dynamic-resolution
+fi
+
+if [ -d "/Applications/Microsoft Remote Desktop.app" ]; then
+  exec open -a "Microsoft Remote Desktop"
+fi
+
+printf 'Установите клиент:\n'
+printf '  brew install freerdp\n'
+printf '  или Microsoft Remote Desktop из App Store\n'
+printf '\nВручную: %s:%s user %s\n' "$TARGET" "$FEDORA_RDP_PORT" "$FEDORA_USER"
+exit 1