v0.5.1-rc1

This release candidate introduces support for instances and brings multiple fixes to the message websocket implementation.

What's Changed

• Fix: do not send confirmations to message websocket by @odesenfans in #433
• Fix: use epoch format for all messages on websocket by @odesenfans in #438
• Chore: bump P2P service to 0.1.3 by @odesenfans in #440
• Internal: use a separate MQ channel for websockets by @odesenfans in #441
• Fix: reopen the API MQ channels if they are closed by @odesenfans in #442
• Feature: process instance messages by @odesenfans in #443
• Fix: remove cloud-init support and add authorized keys by @odesenfans in #449
• Fix: 500 error when listing instance messages by @odesenfans in #448
• Fix: no DB calls in message websocket by @odesenfans in #447
• Fix: prevent cancellation of the message websocket by @odesenfans in #450
• Fix: no exception log on Solana signature error by @odesenfans in #451
• Fix: 500 error when submitting instance message by @odesenfans in #452

Full Changelog: v0.5.0...v0.5.1-rc1