chore(main): release 10.4.0

[workos-sdk-automation]

🤖 I have created a release beep boop

10.4.0 (2026-09-01)

Features

• agents: Add blueprint, instance, and session endpoints (#609) (aaa9a4f)
• audit_logs: Replace RetentionPeriodInDays param with Retention union supporting retention periods (#609) (aaa9a4f)
• generated: Agents (batch 13ebc8c1) (#611) (d339bf4)
• organizations: Add IT contacts endpoints (#609) (aaa9a4f)
• platform_teams: Add Platform Teams service (#609) (aaa9a4f)
• sso: Add connection management and SAML certificate endpoints (#609) (aaa9a4f)
• user_management: Add email-completion grant and waitlist endpoints (#609) (aaa9a4f)
• webhooks: Add agent instance and blueprint webhook event types (#609) (aaa9a4f)

Bug Fixes

• deps: update minor and patch updates (#602) (10bdaf8)
• sso: Remove DiscordOAuth, GrokOAuth, and XOAuth from connection type enums (#609) (aaa9a4f)

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This PR was generated with Release Please. See documentation.

[greptile-apps]

Greptile Summary

The PR prepares the v10.4.0 release by updating the release manifest, SDK version constant, and changelog while consuming pending changelog fragments.

• Updates the recorded release version from 10.3.0 to 10.4.0.
• Adds the 10.4.0 release notes to CHANGELOG.md.
• Removes pending changelog entries incorporated into the release.

Confidence Score: 5/5

The PR appears safe to merge.

No blocking failure remains.

Important Files Changed

Filename	Overview
.release-please-manifest.json	Updates the release automation manifest to version 10.4.0.
CHANGELOG.md	Adds the generated 10.4.0 release notes.
version.go	Updates the exported SDK version constant to v10.4.0.

_{Reviews (3): Last reviewed commit: "chore: inline release notes from .change..." | Re-trigger Greptile}