Add OTA metadata validation v2#4998

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willmmiles wants to merge 7 commits intowled:mainfrom

willmmiles:fix-4929-sq

Commits on Oct 7, 2025

Implement OTA release compatibility checking system

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Process metadata only in metadata.cpp
willmmiles
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Commits on Oct 26, 2025

Always use package.json for WLED_VERSION
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