feat: reconnect for serial

[horw]

Description

Added auto-reconnection for serial ports that close unexpectedly.
If a device is unplugged and then plugged in again, the log output would get stuck. This MR introduces a fix to prevent that issue.

Related

Testing

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Checklist

Before submitting a Pull Request, please ensure the following:

• 🚨 This PR does not introduce breaking changes.
• All CI checks (GH Actions) pass.
• Documentation is updated as needed.
• Tests are updated or added as necessary.
• Code is well-commented, especially in complex areas.
• Git history is clean — commits are squashed to the minimum necessary.

[Copilot]

Pull Request Overview

This PR implements a watchdog mechanism to detect stalled serial connections by logging warnings when no data has been received for more than 5 seconds.

• Adds time-based monitoring to track serial data reception
• Logs warnings when 5+ seconds pass without receiving data
• Updates the last data timestamp whenever data is successfully read

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[horw]

Reconnection logs look like this now:

[Copilot]

Pull Request Overview

Copilot reviewed 1 out of 1 changed files in this pull request and generated 7 comments.

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