build: production Windows release pipeline (PyInstaller, SBOM, CI, signing hook)

build_release.bat

@@ -0,0 +1,27 @@
+@echo off
+setlocal
+title Proxy God — production release build
+cd /d "%~dp0"
+
+echo.
+echo  === Proxy God: production release (tests + SBOM + zip) ===
+echo.
+
+where py >nul 2>nul && py -3 -c "import sys; assert sys.version_info>=(3,10)" 2>nul && goto RUN
+where python >nul 2>nul && python -c "import sys; assert sys.version_info>=(3,10)" 2>nul && goto RUN
+
+echo  [X] Python 3.10+ not found on PATH.
+pause
+exit /b 1
+
+:RUN
+powershell -NoProfile -ExecutionPolicy Bypass -File "%~dp0scripts\release_build.ps1" %*
+if errorlevel 1 (
+  echo.
+  echo  Release build FAILED.
+  pause
+  exit /b 1
+)
+echo.
+pause
+endlocal