totally didn't import an allocator...

kernel/src/lib.rs

@@ -4,6 +4,7 @@
 extern crate alloc;
 
 use core::arch::asm;
+use lib_alloc::allocator::init_heap;
 use limine::request::{RequestsEndMarker, RequestsStartMarker};
 use limine::BaseRevision;
 
@@ -67,7 +68,9 @@ pub fn boot() -> Result<(), &'static str> {
     x86_64::instructions::interrupts::enable();
 
     let physical_memory_offset = VirtAddr::new(*memmap::PHYSICAL_MEMORY_OFFSET);
-    let l4_table = unsafe { memory::init(physical_memory_offset) };
+    let mut l4_table = unsafe { memory::init(physical_memory_offset) };
+
+    init_heap(&mut l4_table, &mut frame_allocator);
 
     Ok(())
 }