Use transactions to coordinate updates to FrontierCollection, WordsCollection#4189

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mongo-transactions

Commits on Mar 3, 2026

Add transactions to the MongoDbContext
imnasnainaec
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Commits on Mar 4, 2026

Move multi-DB operations from WordService into WordRepository (#4190)
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Add MongoDB transactions to WordRepository multi-collection operations (#4191)
Copilot
authored