Health check

Liveness probe. Requires no authentication, and is what [status.flambe.dev](https://status.flambe.dev) polls for the Web service component.

Liveness probe. Requires no authentication, and is what status.flambe.dev polls for the Web service component.

Response Body

curl -X GET "https://example.com/health"

{  "status": "OK",  "timestamp": "2019-08-24T14:15:22Z",  "uptime": 0}

Update a source PUT

Sources are shared across users, so corrections here — a fixed title, a better cover — are visible to everyone citing the same source.

Acknowledge a fired timer POST

Confirms the user saw the alert, which stops further reminders for it.