restapi 1.1.12

A secure-by-default, async Rest API implemented with hyper, tokio, bb8, kafka_threadpool and postgres with prometheus for monitoring. Includes: a working user management and authentication backend written for postgres, async s3 uploading for POST-ed data files (or from memory), async s3 downloading (to a local file or into memory), async publishing to a kafka cluster with client mtls authentication and encryption in transit, native support for publishing all successful user events to kafka, and one-off message publishing to a custom kafka topic.