* server : (refactor) no more json in server_task input * add test for slots endpoint * add tests for /props and /slots * remove task inf_type * fix CI by adding safe_json_to_str * add "model_path" to /props * update readme
* server : (refactor) no more json in server_task input * add test for slots endpoint * add tests for /props and /slots * remove task inf_type * fix CI by adding safe_json_to_str * add "model_path" to /props * update readme