Add static, runtime and debug assert utilities

codegen/array/snippets/extend_capped

@@ -1,7 +1,7 @@
-  assert(array != NULL && other != NULL);
+  wapp_debug_assert(array != NULL && other != NULL, "`array` and `other` should not be NULL");
 
   u64 remaining_capacity = array->capacity - array->count;
-  assert(other->count < remaining_capacity);
+  wapp_runtime_assert(other->count < remaining_capacity, "`array` does not have enough capacity");
 
   {T} *item;