עדכון pydantic-ai v2.43.0

תקציר מקורי באנגלית<h2>What's Changed</h2> <h3>🚀 Features</h3> <ul> <li>Add a first-run banner describing the run, and open <code>clai</code> sessions with it by <a class="user-mention notranslate" data-hovercard-type="user" data-hovercard-url="/users/DouweM/hovercard" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://github.com/DouweM">@DouweM</a> in <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="5146054518" data-permission-text="Title is private" data-url="https://github.com/pydantic/pydantic-ai/issues/7447" data-hovercard-type="pull_request" data-hovercard-url="/pydantic/pydantic-ai/pull/7447/hovercard" href="https://github.com/pydantic/pydantic-ai/pull/7447">#7447</a></li> </ul> <h3>🐛 Bug Fixes</h3> <ul> <li>Preserve text par