Upgrade Spring Framework to 5.3.18#324

Merged

rvosa merged 7 commits intomasterfrom

copilot/upgrade-spring-framework-5-3-18

Dec 23, 2025

Commits on Dec 23, 2025

Initial plan
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Upgrade Spring Framework to 5.3.18 with compatibility layer

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rvosa
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Remove deprecated @TransactionConfiguration for Spring 5.x compatibility

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rvosa
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Address code review feedback: Add missing properties and improve error handling

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rvosa
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Improve bounds checking and refactor loader configuration

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Add Velocity compatibility classes to OAI-PMH module

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Auto-wire VelocityEngine from VelocityConfigurer bean

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rvosa
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