Expand local_machine docs and automation for connectivity, games, and ops.

Add proxy/VPN/telegram launchd and emergency runbooks; reorganize apps docs;
document JA3 CrossOver runbook and Wine troubleshooting; add GOG/HoMM game
scripts, disk cleanup guides, and gitea push-via-proxy helper. Ignore temp/.

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

scripts/games/gog/install-ja3-offline.sh

@@ -0,0 +1,64 @@
+#!/usr/bin/env bash
+# JA3 из GOG offline backup installer — без Galaxy. Inno /VERYSILENT.
+set -euo pipefail
+GOG_DIR="$(cd "$(dirname "$0")" && pwd)"
+GAMES_DIR="$(cd "${GOG_DIR}/.." && pwd)"
+# shellcheck source=config.sh
+source "${GOG_DIR}/config.sh"
+
+INSTALLER="${1:-}"
+LOG="/tmp/ja3-offline-install-${BOTTLE_NAME}.log"
+
+usage() {
+  cat <<EOF
+Использование: bash $0 /path/to/setup_jagged_alliance_3_*.exe
+
+Скачать (Windows offline backup):
+  https://www.gog.com/account → Jagged Alliance 3 → Download offline backup game installers
+
+Документация: docs/games/JA3_MAC_WITHOUT_GALAXY.md
+EOF
+}
+
+if [[ -z "${INSTALLER}" || ! -f "${INSTALLER}" ]]; then
+  usage
+  exit 1
+fi
+
+bash "${GOG_DIR}/emergency-stop.sh"
+gog_swap_guard "${GOG_SWAP_MAX_MB:-400}" || exit 1
+gog_disk_guard 40 || {
+  echo "❌ Для JA3 нужно ~40+ GB свободно на Data (игра + установка)."
+  exit 1
+}
+
+export_wine_env_gog
+gog_wine_check
+
+# Inno silent (GOG offline installers)
+SILENT=(/VERYSILENT /SUPPRESSMSGBOXES /NORESTART)
+local_base="$(basename "${INSTALLER}")"
+cp -f "${INSTALLER}" "${BOTTLE_DIR}/drive_c/${local_base}"
+
+win="C:\\${local_base}"
+echo "Установка JA3 (без Galaxy): ${INSTALLER}"
+echo "Лог: ${LOG}"
+: >"${LOG}"
+
+cd "${BOTTLE_DIR}/drive_c"
+if ! "${WINE64}" "${win}" "${SILENT[@]}" >>"${LOG}" 2>&1; then
+  echo "❌ Установщик завершился с ошибкой. tail:"
+  tail -40 "${LOG}"
+  exit 1
+fi
+
+if [[ -f "${BOTTLE_DIR}/drive_c/GOG Games/Jagged Alliance 3/JA3.exe" ]]; then
+  date -u +"%Y-%m-%dT%H:%M:%SZ" >"${BOTTLE_DIR}/.ja3_installed"
+  echo ""
+  echo "OK: JA3 установлен."
+  echo "  Запуск: bash ${GOG_DIR}/run-ja3.sh"
+else
+  echo "⚠️  JA3.exe пока не найден — проверьте лог, возможно нужны ещё offline .exe (DLC/base):"
+  tail -30 "${LOG}"
+  exit 1
+fi