Return full error stack traces from the sessions API and display the actual server error in the frontend, instead of a generic "Failed to create session" message. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Return full error stack traces from the sessions API and display the actual server error in the frontend, instead of a generic "Failed to create session" message. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>