Moreover, we set it up as a relay using AWS SES for outgoing messages. Without SES, most servers like gmail.com will reject our messages by default.
It was impossible to find a guide that explains how to set up Dovecot for a multi-domain email server, so I made one to remind myself.
Vector search using Celery and LangChain where OpenAI embedding clients live inside Celery workers. Startup signals and lazy resource loading.
A look at adding vector search to a Django service with pgVector and OpenAI embeddings, how Celery keeps embedding workloads scalable.