feat: opt-in v2 Argon2+HKDF encryption for multisig and MPC flows#8592

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pranavjain97 wants to merge 7 commits intomasterfrom

pranavjain/wcn-32-v2-encryption-call-sites

Commits on Apr 27, 2026

feat(sdk-api): add encryptAsync and createEncryptionSession on BitGoBase/BitGoAPI

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feat(sdk-core): add encryptionVersion opt-in param to wallet and keychain types

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feat(sdk-core): thread encryptionVersion through multisig wallet creation

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feat(sdk-core): add v2 encryption session support to DKLS MPCv2 keygen and signing

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feat(sdk-core): add v2 encryption session support to EdDSA keygen and signing

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test(bitgo): add e2e tests for v2 encryption in DKLS and EdDSA keygen

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feat(sdk-core): make decryptKeychainPrivateKey async for v1/v2 auto-detection

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