surface some errors to user

[swelborn]

2026-07-13T11:23:24.435007205-07:00 HTTP response body: {
2026-07-13T11:23:24.435009845-07:00   "errors": [
2026-07-13T11:23:24.435012965-07:00     {
2026-07-13T11:23:24.435017055-07:00       "description": "Batch job submission failed",
2026-07-13T11:23:24.435020105-07:00       "error_number": 2045,
2026-07-13T11:23:24.435023235-07:00       "error": "Invalid account or account\/partition combination specified",
2026-07-13T11:23:24.435027105-07:00       "source": "slurm_submit_batch_job()"
2026-07-13T11:23:24.435029715-07:00     }
2026-07-13T11:23:24.435032865-07:00   ],
2026-07-13T11:23:24.435036895-07:00   "warnings": [
2026-07-13T11:23:24.435040335-07:00     {
2026-07-13T11:23:24.435047825-07:00       "description": "Field \"exclusive\" is deprecated",
2026-07-13T11:23:24.435051895-07:00       "source": "#\/job\/exclusive\/"
2026-07-13T11:23:24.435054465-07:00     }
2026-07-13T11:23:24.435057435-07:00   ],

we should surface stuff like this to the user