Add NightShot source

include/config.hpp

@@ -0,0 +1,21 @@
+#pragma once
+
+#if !defined(_WIN32)
+#  error "NightShot targets Windows."
+#endif
+
+// The distributed build is intentionally Win64-only. Developers may explicitly
+// opt into a compatibility build for testing, but build.bat never does this.
+#if !defined(_WIN64) && !defined(NIGHTSHOT_ALLOW_WIN32)
+#  error "NightShot is Win64-only. Define NIGHTSHOT_ALLOW_WIN32 only for unsupported compatibility testing."
+#endif
+
+#ifndef UNICODE
+#  define UNICODE
+#endif
+#ifndef _UNICODE
+#  define _UNICODE
+#endif
+
+#define WIN32_LEAN_AND_MEAN
+#define NOMINMAX