Implement memory context realloc function

mem/include/ctx/mem_ctx.h

@@ -17,6 +17,9 @@ typedef enum {
 void wapp_mem_ctx_init(u64 main_buf_capacity, u64 temp_buf_capacity);
 void *wapp_mem_ctx_alloc(CTXDestBuffer buffer, u64 size);
 void *wapp_mem_ctx_alloc_aligned(CTXDestBuffer buffer, u64 size, u64 alignment);
+void *wapp_mem_ctx_realloc(CTXDestBuffer buffer, void *ptr, u64 size);
+void *wapp_mem_ctx_realloc_aligned(CTXDestBuffer buffer, void *ptr, u64 size,
+                                   u64 alignment);
 void wapp_mem_ctx_clear(CTXDestBuffer buffer);
 void wapp_mem_ctx_free(void);
 

mem/src/ctx/mem_ctx.c

@@ -42,6 +42,25 @@ void *wapp_mem_ctx_alloc_aligned(CTXDestBuffer buffer, u64 size,
   return wapp_mem_arena_alloc_aligned(arena, size, alignment);
 }
 
+void *wapp_mem_ctx_realloc(CTXDestBuffer buffer, void *ptr, u64 size) {
+  Arena *arena = get_arena(buffer);
+  if (!arena) {
+    return NULL;
+  }
+
+	return wapp_mem_arena_realloc(arena, ptr, size);
+}
+
+void *wapp_mem_ctx_realloc_aligned(CTXDestBuffer buffer, void *ptr, u64 size,
+																	 u64 alignment) {
+  Arena *arena = get_arena(buffer);
+  if (!arena) {
+    return NULL;
+  }
+
+	return wapp_mem_arena_realloc_aligned(arena, ptr, size, alignment);
+}
+
 void wapp_mem_ctx_clear(CTXDestBuffer buffer) {
   Arena *arena = get_arena(buffer);
   if (!arena) {