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/setup-bt-pan-mac.sh

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+#!/usr/bin/env bash
+# Mac: настроить IP на Bluetooth PAN к Fedora (после Connect к NAP).
+#   bash docs/old_mac/scripts/setup-bt-pan-mac.sh
+set -euo pipefail
+
+MAC_IP="${MAC_IP:-172.20.99.2}"
+FEDORA_IP="${FEDORA_IP:-172.20.99.1}"
+PREFIX=24
+
+die() { printf 'error: %s\n' "$*" >&2; exit 1; }
+
+# Найти bnep/pan интерфейс
+IFACE=""
+for cand in bnep0 pan0 bridge100; do
+  if ifconfig "$cand" >/dev/null 2>&1; then
+    IFACE="$cand"
+    break
+  fi
+done
+
+if [ -z "$IFACE" ]; then
+  IFACE="$(ifconfig -l | tr ' ' '\n' | grep -E '^bnep|^pan' | head -1)"
+fi
+
+[ -n "$IFACE" ] || die "нет bnep/pan интерфейса — сначала на Fedora: sudo bash setup-bt-pan-fedora.sh, затем Mac Bluetooth → fedora → Connect (Network)"
+
+printf 'Интерфейс: %s\n' "$IFACE"
+
+sudo ifconfig "$IFACE" "$MAC_IP" netmask 255.255.255.0 up
+sudo route add -host "$FEDORA_IP" -interface "$IFACE" 2>/dev/null || true
+
+printf '\nПроверка ping %s …\n' "$FEDORA_IP"
+if ping -c 2 -W 1000 "$FEDORA_IP"; then
+  printf '\n[ok] L2/L3 связь Mac ↔ Fedora по BT PAN\n'
+  printf 'SSH: bash docs/old_mac/scripts/connect-fedora.sh\n'
+else
+  printf '\n[!] ping не прошёл — повторите Connect к fedora в Bluetooth\n'
+  exit 1
+fi