Readiness probe

curl --request GET \
  --url https://api.usezombie.com/readyz

{
  "ready": true,
  "database": true,
  "queue": true
}

GET

readyz

Readiness probe

curl --request GET \
  --url https://api.usezombie.com/readyz

{
  "ready": true,
  "database": true,
  "queue": true
}

Both dependencies healthy

Response body for GET /readyz. Identical shape for both 200 (healthy) and 503 (degraded) responses — only the boolean values differ.

ready

boolean

required

Overall readiness — true only when every dependency is healthy. Mirrors the HTTP status (true ↔ 200, false ↔ 503).

database

boolean

required

True if the PostgreSQL connection pool is reachable and a trivial query succeeds

queue

boolean

required

True if the Redis queue backend is reachable