Set nick/pronouns to undefined if attempting to set to empty string. Fixes #1246

Maybe this tie

Include attachments

Oops, forgot to register extension

Polyfill referenced message

More relations

Add author and mentions relation to fetching messages

Actually set the referenced_message relation on new messages

Include referenced_message relation on GET /channel/.../messages

Null coalescing for file id

Use default ID on file upload requests

Make cloud uploads work

Logging of empty messages

meow???

Fix schemas

Log validation errors

Try to handle new attachment style in message handler

Update message schema to handle cloud attachments

Implement cloning cloud attachments into messages

Implment deleting cloud attachments

Maybe end the request?

Add logging to cloud uploads

Fix uploads?

Fix upload filename

Fix ID references

Add first half of cloud attachment uploads

Fix schema for preload messages

Implement greeting

Implement fetching DM messages by user ID

Implement message preloading