Enhancement

• The default configuration file is reduced to less than 100 lines, and an example configuration file is provided
• Add proto_name and proto_ver fields to rules engine $event/client_disconnected events
• Actively recycle the session generated by the test MQTT Bridge connection
• Dashboard supports relative paths or custom access paths, which is convenient for reverse proxies such as NGINX
• Adjust and optimize Dashboard menu bar
• Adjust and optimize some Dashboard style issues, add necessary hints to improve the user experience
• Provide hot upgrade support
• Add check for node name

Bug fixes

• Fix the issue of inaccurate calculation of memory usage
• Fix the issue that the client could not establish a DTLS connection with the gateway
• Fix the issue that alarms were not triggered when the resource health check failed
• Fix the cluster synchronization problem of configuration items
• Fix the issue that the configuration of the gateway listener could not be cleared
• Make the download behavior of the trace log as expected
• Fix the issue that the metrics of data bridge are reset after being stopped and started
• Fix the issue that the resource status was not updated when the health check of the MQTT Bridge failed
• Fix a crash when configuring an unsupported transport layer protocol for the gateway listener
• Fix some bugs on Dashboard