Hello, World!

Yeah this is quite a thicc first commit but there's no way I'm
untangling this mess just for a nice set of starting commits :^)

test/Ziggurat.test.cpp

@@ -0,0 +1,29 @@
+#include "Raychel/Core/ZigguratNormal.h"
+
+#include <cmath>
+#include <iomanip>
+#include <iostream>
+#include <map>
+
+int zig_main()
+{
+    constexpr auto scale = 25.0;
+    constexpr std::size_t n{100'000'000};
+    constexpr auto expected0 = static_cast<std::size_t>(n * 0.04 / 100.0);
+
+    std::map<std::int32_t, std::size_t> hist{};
+
+    for (std::size_t i{}; i != n; ++i) {
+        ++hist[static_cast<std::int32_t>(std::round(Raychel::ziggurat_normal() * scale))];
+    }
+
+    for (const auto& [value, count] : hist) {
+        const auto actual_value = static_cast<double>(value) / scale;
+        if (actual_value >= 0) {
+            std::cout << ' ';
+        }
+        std::cout << std::fixed << std::setprecision(3) << actual_value << ": " << std::string(count / expected0, '*') << ">\n";
+    }
+
+    return 0;
+}