feat(panic): funMessages in panic

feat(rand): also implemented rand

Kernel/Include/Lib/Rand.h

@@ -0,0 +1,18 @@
+#pragma once 
+#include <Types.h>
+#include <Arch/Timer.h>
+
+enum {
+    kRandSeed = 0x9E3779B97F4A7C15ULL,
+    kRandMultiplier = 0xBF58476D1CE4E5B9ULL,
+    kRandIncrement = 0x94D049BB133111EBULL,
+};
+
+static inline UInt64 Rand() {
+    static _Atomic UInt64 sequence = 0;
+
+    UInt64 z = (TimerGetCounter() + kRandSeed + (++sequence));
+    z = (z ^ (z >> 30)) * kRandMultiplier;
+    z = (z ^ (z >> 27)) * kRandIncrement;
+    return z ^ (z >> 31);
+}