{
  "app": "hyperlift-probe",
  "boot_id": "20260821T122640Z",
  "now": "2026-08-21T12:28:11+00:00",
  "endpoints": {
    "/info": "runtime facts: python, platform, cwd, port",
    "/sleep?s=N": "TEST 1 - silent sleep N seconds, then respond",
    "/stream?s=N&hb=N": "TEST 1 - SSE, N seconds, heartbeat every hb",
    "/locale": "TEST 3 - read a file with em-dash and middot",
    "/sentinel": "TEST 2 - read sentinels from candidate paths",
    "/sentinel?write=1": "TEST 2 - write a sentinel to every writable path",
    "/env": "TEST 6 - report PROBE_SENTINEL and env var names",
    "/headers": "TEST 4 - emit ETag / Cache-Control / X-Provenance",
    "/redirect": "TEST 4 - 302, does the proxy preserve it",
    "/refuse": "TEST 4 - 422 with a body"
  }
}