chore(main): release 5.7.0

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5.7.0 (2026-05-22)

Features

• adagents: divergence detector + ?include=properties for directory inverse-lookup (#749 Part 3, adcp#4894) (#752) (1281076)
• adagents: fetch_agent_authorizations_from_directory for AAO inverse lookup (#769) (1c4e57d)
• adagents: publisher_domains compact form, revoked_publisher_domains, streaming fetch caps (closes #729) (#753) (352d1bb)
• decisioning: emit AGENT_SUSPENDED / AGENT_BLOCKED dedicated codes (closes #409) (#748) (12f8ffe)
• decisioning: Tier 3 brand-authz dispatch gate (#350 stage 5, closes #350) (#785) (1ad6df9)
• decisioning: wire create_media_buy_store into PlatformHandler dispatch (closes #462) (#773) (062c6f0)
• examples: handle @adcp/sdk@7.10.x storyboard scenarios (closes #782) (#788) (7ef1b1a)
• pick up beta 3 wholesale products and signals (#799) (0deeaeb)
• preview: opt-in v3.1.0-beta.1 client surface (#4761, #4762, #4763) (#747) (35fdd47)
• schemas: patches/ post-process infra + restore #753/#792 hand-edits (#795) (4e6a722)
• signing: BrandAuthorizationResolver (Tier 3, #350 stages 1-3) (#770) (9028a88)
• signing: verifier key_origins check + IDNA-2008 canonicalization (closes #776, #777) (#789) (31354b4)
• translation: list known keys in TranslationMap KeyError (#768) (7545424)
• types: auto-enforce publisher-selector XOR at Pydantic parse time (closes #759) (#761) (e973864)
• validation: validate_publisher_properties_item accepts Pydantic models (#756) (01c6491)

Bug Fixes

• adagents: disable follow_redirects on ads.txt MANAGERDOMAIN fetch (#754) (76a679f)
• adagents: inline-resolution path for publisher_properties selectors + publisher_domains[] fan-out (#750) (659135f)
• adagents: resolve-and-validate gate against DNS-based SSRF (#757, partial) (#760) (969f373)
• allow owned signals discovery without activation (#792) (46ae0c9)
• decisioning: timing-oracle defense on PERMISSION_DENIED branches (#772) (#774) (c23c9d5)
• preserve full sync_accounts request for account stores (#796) (2b7ad01)
• signing: Argus follow-ups on #789 — IDNA + IP literals, Protocol contract, misconfig warnings, diagnostic hygiene (#798) (fcb64fc)

Reverts

• preview: remove opt-in v3.1 preview surface (#747) (#755) (6947870)

Documentation

• agents: behaviour → behavior (Argus smoke test) (#766) (e7c0815)

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[github-actions]

🤖 Created releases:

• v5.7.0

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