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18votes

3answers

1.2kviews

answeredasked 42 min ago

How do I fix a hydration mismatch in a nested App Router layout?

The server renders the timestamp correctly, but the client replaces it after navigation and the warning points at a shared header.

nextjshydrationreact

11votes

1answers

684views

needs detailasked 42 min ago

The query plan changes only when the optional workspace filter is included. I need a canonical answer, not broad database advice.

postgresqlindexingquery-plan

26votes

5answers

2.4kviews

acceptedasked 42 min ago

I want validation, auth, and cache invalidation to stay predictable without repeating the same guard in every action.

server-actionsmongodbvalidation