Pipe Plugin: Fix ClassLoader and Visibility not initialized from CN snapshot after reboot

[SteveYurongSu]

No description provided.

[Copilot]

Pull Request Overview

This pull request fixes an issue where the ClassLoader and plugin visibility were not properly reinitialized from the configuration node snapshot after a reboot.

• The new code iterates over all plugin metadata and reloads the corresponding plugin classes.
• It updates the plugin visibility and registers each plugin's class loader in the manager.

[sonarqubecloud]

Quality Gate failed

Failed conditions
53.8% Duplication on New Code (required ≤ 5%)
B Maintainability Rating on New Code (required ≥ A)

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[codecov]

Codecov Report

Attention: Patch coverage is 61.76471% with 13 lines in your changes missing coverage. Please review.

Project coverage is 39.30%. Comparing base (3805b47) to head (3227ab9).
Report is 5 commits behind head on master.

Files with missing lines	Patch %	Lines
...db/confignode/persistence/pipe/PipePluginInfo.java	61.76%	13 Missing ⚠️

Additional details and impacted files

@@ Coverage Diff @@## master #15212 +/- ##
============================================
- Coverage 39.33% 39.30% -0.04% 
Complexity 193 193 ============================================
Files 4620 4623 +3 Lines 297368 297482 +114 Branches 37121 37131 +10 ============================================
- Hits 116982 116913 -69 - Misses 180386 180569 +183 

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