tests: add end-to-end tests per model architecture

src/llama-context.cpp

@@ -1114,6 +1114,7 @@ llm_graph_result * llama_context::process_ubatch(const llama_ubatch & ubatch, ll
     {
         //const auto t_start_us = ggml_time_us();
 
+        // FIXME this call causes a crash if any model inputs were not used in the graph and were therefore not allocated
         res->set_inputs(&ubatch);
 
         //LLAMA_LOG_INFO("graph set inputs time: %.3f ms\n", (ggml_time_us() - t_start_us)/1000.0);