<h2>What's changed</h2> <ul> <li>Added a visible warning when memory usage is critical, with steps to free memory or restart safely</li> <li>Added <code>CLAUDE_CODE_MCP_STARTUP_WAIT_MS</code> to bound how long the first non-interactive turn waits for connecting MCP servers (<code>0</code> = don't wait)</li> <li>Added <code>effort</code> attribute to the <code>claude_code.llm_request</code> OpenTelemetry trace span, matching the <code>api_request</code> event</li> <li>Added <code>claude_code.managed_settings_resolved</code> OTel event: managed-settings sources and policy helper state; redacted