עדכון XAI 5.0.16: רמת סיבוכיות חדשה

תקציר מקורי באנגלית<h3>Patch Changes</h3> <ul> <li> <p><a class="commit-link" data-hovercard-type="commit" data-hovercard-url="https://github.com/vercel/ai/commit/268225c9657606a1f625b29617f4d55557ae0239/hovercard" href="https://github.com/vercel/ai/commit/268225c9657606a1f625b29617f4d55557ae0239"><tt>268225c</tt></a>: feat(provider): add a portable <code>max</code> reasoning level with native provider mappings, compatibility coercions, and budget-based fallback support.</p> <p>Compatibility notes:</p> <ul> <li><strong>TypeScript source compatibility:</strong> Adding <code>max</code> widens <code>LanguageModelV4CallOptions['reasoning']</code> and the derived <code>ReasoningLevel</code> type. Third-party providers and consumers with exhaustive switches or <code>Record<ReasoningLevel, ...></code> mappings must