Compiles photo-converter, all test binaries, and runs ctest.
Supports --release/--debug, --clean, --no-gui, --no-tests flags.
Auto-detects available CPU cores and skips Qt if not installed.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
scripts/build-windows.sh configures and builds with the MinGW-w64 toolchain,
collects runtime DLLs (OpenCV, LibRaw, Qt6, MinGW runtime) into dist-windows/,
strips release binaries, and packages a ZIP archive.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
