fix(kcp, IDT, Heap, kernel): Various fixes, scrap broken memory allocator

kernel/src/CppLib/Vector.hpp

@@ -6,7 +6,7 @@
 
 #pragma once
 #include <cstdint>
-#include <Terminal/terminal.hpp>
+#include <Terminal/Terminal.hpp>
 #include <Memory/Heap.hpp>
 
 namespace kcp
@@ -24,11 +24,12 @@ namespace kcp
             array = nullptr;
         }
 
-        T operator[](std::size_t position)
+        T& operator[](std::size_t position)
         {
             if (position > (sz - 1)) {
                 kerr << "Vector out of bounds caught!" << Kt::newline;
-                return T{};
+                
+                return at(0);
             }
             else
             {
@@ -36,13 +37,17 @@ namespace kcp
             }
         }
 
-        T at(std::int64_t position) {
+        T& at(std::int64_t position) {
             return this->operator[](position);
         }
 
-        void push_back(T value) {
+        size_t push_back(T value) {
+            size_t _sz = sz;
+
             array = (T *)Memory::g_heap->Realloc(array, sizeof(T) * (sz + 1));
             array[sz++] = value;
+
+            return _sz;
         }
 
         T* get_array()