feat(msmsg): decrypt Meta AI / fbid bot replies (`<enc type="msmsg">`) - #650

Merged

jlucaso1 merged 24 commits into

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feat/msmsg-meta-ai-bot

May 28, 2026

Commits on May 28, 2026

feat(store): add MsgSecretStore for outbound messageSecret persistence
jlucaso1
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a018eea
feat(crypto): add bot_message::decrypt_bot_message for msmsg envelopes
jlucaso1
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117de18
feat(enc-type): add EncType::MessageSecret for msmsg
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46ec145
feat(send): persist outbound MessageContextInfo.message_secret after send
jlucaso1
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f0d9124
feat(msmsg): inbound decrypt + dispatch pipeline
jlucaso1
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4d6cbda
feat(msmsg): honour bot edit chain (edit_target_id for HKDF msg_id)
jlucaso1
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d3768da
review: address 5 findings (bot AD_JID, P1 secret capture, ordering, identity, retries)
jlucaso1
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f2e099b
feat(msmsg): try-then-fallback decrypt covering regular bot path
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1e601af
review: propagate group sender_identity, parse edit_target_id unconditionally
jlucaso1
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e8bdfd0
review: encoder typed path, 32-byte secret type, primary/fallback dedup
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cadb0d9
review: msg_secrets retention, msmsg+unknown sibling, fanout capture
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91b61a2
review: cover invokedBotWid + isForwarded, make msg_secret TTL opt-in
jlucaso1
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c849776
test(msmsg): cover proto helpers + LID↔PN alternate secret lookup
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23a4766
perf(jid): add to_non_ad_string(), drop throwaway Jid in 23 call sites
jlucaso1
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81ebe6d
fix(keepalive): decouple msg_secret cleanup from sent-message TTL gate
jlucaso1
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b8dc241
fix(msmsg): order fanout secret capture before next stanza; keepalive TTL hardening
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2380433
review: Debug msg_secret_ttl, canonical is_bot() in mentions_any_bot
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4e81233
fix(ci): fetch bench baseline via raw media type (>1MB data.js)
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184719a
fix(msmsg): group bot support — participant-keyed secret + bare ack
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ac0e1c0
chore(msmsg): log secret capture + decrypt success for prod validation
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97c8ed7
chore(msmsg): downgrade expected group-companion secret miss to debug
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dec0edd
debug(msmsg): log capture-gate inputs for group bot diagnosis
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48033a3
fix(msmsg): cache group bot secret via bot_metadata + author identity
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f4a744d
chore(msmsg): drop temporary group-flow diagnostic log
jlucaso1
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106f90a