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/force-ja3-d3d11.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+# JA3 на Mac (Whisky без GPTK): рендер через D3D11 + DXVK, не D3D12 (wine d3d12 → «Failed creating render device»).
+set -euo pipefail
+GOG_DIR="$(cd "$(dirname "$0")" && pwd)"
+# shellcheck source=config.sh
+source "${GOG_DIR}/config.sh"
+
+WINE_USER="${WINE_USER:-eternal}"
+LS="${BOTTLE_DIR}/drive_c/users/${WINE_USER}/AppData/Roaming/Jagged Alliance 3/LocalStorage.lua"
+
+if [[ ! -f "${LS}" ]]; then
+  mkdir -p "$(dirname "${LS}")"
+  cat >"${LS}" <<'EOF'
+return {
+	Options = {
+		GraphicsApi = "d3d11",
+		VideoPreset = "Low",
+	},
+}
+EOF
+  echo "OK: создан ${LS} (GraphicsApi=d3d11)"
+  exit 0
+fi
+
+if grep -q 'GraphicsApi = "d3d11"' "${LS}"; then
+  echo "OK: GraphicsApi уже d3d11"
+  exit 0
+fi
+
+perl -i -pe '
+  if (/^\t\tGraphicsApi = /) {
+    $_ = "\t\tGraphicsApi = \"d3d11\",\n";
+  }
+' "${LS}"
+echo "OK: ${LS} → GraphicsApi=d3d11 (было d3d12 или пусто)"