Add static, runtime and debug assert utilities

codegen/dbl_list/snippets/list_get

@@ -1,4 +1,4 @@
-  assert(index < list->node_count);
+  wapp_runtime_assert(index < list->node_count, "`index` is out of bounds");
 
   {NodeType} *output  = NULL;
   {NodeType} *current = list->first;