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/install-whiskywine-manual.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# Workaround: official data.getwhisky.app is dead (404). Mirror from frankea/Whisky.
+set -euo pipefail
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+# shellcheck source=config.sh
+source "${SCRIPT_DIR}/config.sh"
+
+LIB_URL="https://github.com/frankea/Whisky/releases/download/v3.0.0/Libraries.tar.gz"
+APP_SUPPORT="${WHISKY_LIBS}"
+
+mkdir -p "${GAMES_CACHE_DIR}"
+
+echo "==> Download Libraries.tar.gz (~314 MB) if missing..."
+if [[ ! -f "${LIBRARIES_TAR}" ]] || [[ $(stat -f%z "${LIBRARIES_TAR}" 2>/dev/null || stat -c%s "${LIBRARIES_TAR}") -lt 100000000 ]]; then
+  curl -L --fail -o "${LIBRARIES_TAR}" "${LIB_URL}"
+fi
+
+echo "==> Extract to ${APP_SUPPORT}"
+mkdir -p "${APP_SUPPORT}"
+tar -xzf "${LIBRARIES_TAR}" -C "${APP_SUPPORT}"
+
+echo "==> Done. WhiskyWine version:"
+plutil -p "${APP_SUPPORT}/Libraries/WhiskyWineVersion.plist"
+echo "Restart Whisky (Cmd+Q → open -a Whisky)."