odb: add LEFDEF grammar railroad diagram documentation#9866

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maliberty merged 15 commits intoThe-OpenROAD-Project:masterfrom

sparsh-karna:odb/grammar-railroad-diagrams

Mar 30, 2026

Commits on Mar 21, 2026

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Commits on Mar 23, 2026

odb: Update diagram change detection logic in workflow
sparsh-karna
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Commits on Mar 24, 2026

odb: ci: Skip grammar diagram update in private fork
sparsh-karna
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Merge branch 'odb/grammar-railroad-diagrams' of https://github.com/sparsh-karna/OpenROAD into odb/grammar-railroad-diagrams
sparsh-karna
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