A minimal no_std MQTT v5.0 client implementation.

MiniMQ provides a no_std client for interfacing with MQTT v5.0 brokers.

There is an example targeting the Nucleo-H743zi2 board that can be used as a reference design.

There is also an example on a standard computer in tests/integration_test.rs

• Support all QoS levels
• Allow batch subscriptions to multiple topics