> [policy] require submitted packages to be child-with-unconfirmed-parents
https://github.com/bitcoin/bitcoin/pull/22674/commits/144a29099a865ac1dc3e5291d9529fbcca9c83a4
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> [validation] full package accept + mempool submission
https://github.com/bitcoin/bitcoin/pull/22674/commits/be3ff151a1f9665720cdf70d072b098a2f9726a9#diff-97c3a52bc5fad452d82670a7fd291800bae20c7bc35bb82686c2c0a4ea7b5b98R1178
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> [packages] add sanity checks for package vs mempool limits
https://github.com/bitcoin/bitcoin/pull/22674/commits/8310d942e046c5a9b6bd90afdcd3af68dd91e081
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> [unit test] package submission
https://github.com/bitcoin/bitcoin/pull/22674/commits/046e8ff264be6b888c0f9a9d822e32aa74e19b78
Note: the last test for Already-in-mempool transactions is skipped and will be with in the next commit.
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This is a partial backport of core#22674