public static final String ERROR_AUTH = "auth_error";

    /** Error code for service unavailable (HTTP 502/503). */
    public static final String ERROR_SERVICE_UNAVAILABLE = "service_unavailable";

    /** Error code for request timeout. */
    public static final String ERROR_TIMEOUT = "timeout";

    /** Error code for context length exceeded. */

					},
					errors: {
						rate_limit: '<la:message key="labels.chat_error_rate_limit" />',
						auth_error: '<la:message key="labels.chat_error_auth" />',
						service_unavailable: '<la:message key="labels.chat_error_service_unavailable" />',
						unknown: '<la:message key="labels.chat_error" />'
					}
				}
			});
		});
	</script>
</body>

    @Test
    public void test_errorCodeConstants() {
        assertEquals("rate_limit", LlmException.ERROR_RATE_LIMIT);
        assertEquals("auth_error", LlmException.ERROR_AUTH);
        assertEquals("service_unavailable", LlmException.ERROR_SERVICE_UNAVAILABLE);
        assertEquals("unknown", LlmException.ERROR_UNKNOWN);
    }

    @Test
    public void test_getErrorCodeWithServiceUnavailable() {

					},
					errors: {
						rate_limit: '<la:message key="labels.chat_error_rate_limit" />',
						auth_error: '<la:message key="labels.chat_error_auth" />',
						service_unavailable: '<la:message key="labels.chat_error_service_unavailable" />',
						timeout: '<la:message key="labels.chat_error_timeout" />',
						context_length_exceeded: '<la:message key="labels.chat_error_context_length_exceeded" />',

            errors: {
                rate_limit: 'It\'s currently busy. Please wait a moment and try again.',
                auth_error: 'AI service authentication failed. Please contact the administrator.',
                service_unavailable: 'The AI service is temporarily unavailable. Please try again later.',
                timeout: 'The request timed out. Please try again.',