feat: Publish version and build info to MQTT on connect - #5
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November 26, 2025 12:36
- Add automatic version info publishing when MQTT client connects
- Publish JSON payload to {SendTopic}/version subtopic
- Include version, build date, git commit hash, client ID, and timestamp
- Add missing System.Linq using in VersionInfo.cs
- Set retain flag on version info message so subscribers receive it immediately - Ensures version information is always available to new subscribers
Jen42
approved these changes
Nov 26, 2025
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Summary
This PR adds automatic publishing of version and build information to MQTT when the client connects.
Changes
PublishVersionInfo()method that publishes version info as JSON to{SendTopic}/versionsubtopicConnectedAsynchandler to automatically publish version info on successful MQTT connectionSystem.Linqusing statement inVersionInfo.csVersion Info Payload
The JSON payload includes:
Example Topic
If
SendTopicis configured asDotnetMQTT/Test/out, version info will be published to:DotnetMQTT/Test/out/versionTesting
Please review: @Jen42