adding unauthenticated emails

[duharry0915]

Summary by cubic

Add optional support for including unauthenticated emails in list endpoints. Adds include_unauthenticated so clients can fetch messages and threads from unauthenticated senders when needed.

• New Features
  • New global flag IncludeUnauthenticated (boolean).
  • Added include_unauthenticated to inboxes/messages.list, inboxes/threads.list, pods/threads.list, and threads.list.
  • Default behavior unchanged: unauthenticated items are excluded unless set.

^{Written for commit 862f5cb. Summary will update on new commits.}

[github-actions]

✨ API Changes

# API Changelog n/a vs. n/a


## API Changes

### GET /v0/inboxes/{inbox_id}/messages
-  added the new optional `query` request parameter `include_unauthenticated`


### GET /v0/inboxes/{inbox_id}/threads
-  added the new optional `query` request parameter `include_unauthenticated`


### GET /v0/pods/{pod_id}/threads
-  added the new optional `query` request parameter `include_unauthenticated`


### GET /v0/threads
-  added the new optional `query` request parameter `include_unauthenticated`

💡 Download api-changelog-diff artifact or tag @fern Writer in #github-prs for changelog.

[github-actions]

🌿 Preview your docs: https://agentmail-preview-6c3cdcad-eb85-41f8-b72d-455a22697624.docs.buildwithfern.com

[cubic-dev-ai]

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