fix: reduce persistence lag and retry audit deadlocks

server/db/mysql/admin_governance_schema.go

@@ -17,6 +17,7 @@ func ensureIMAdminGovernanceTables(exec sqlExecutor) error {
 			request_id VARCHAR(64) NOT NULL DEFAULT '', login_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
 			logout_at DATETIME(3), metadata JSON, created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3),
 			PRIMARY KEY(id), INDEX idx_im_user_login_tenant_time(tenant_id, login_at DESC, id DESC),
+			INDEX idx_im_user_login_session_close(tenant_id, session_id, logout_at),
 			INDEX idx_im_user_login_user_time(user_id, login_at DESC, id DESC),
 			INDEX idx_im_user_login_ip_time(ip, login_at DESC, id DESC),
 			INDEX idx_im_user_login_device_time(device_id(64), login_at DESC),
@@ -53,5 +54,9 @@ func ensureIMAdminGovernanceTables(exec sqlExecutor) error {
 			return err
 		}
 	}
+	if err := execIgnoreMySQLError(exec,
+		`ALTER TABLE im_user_login_logs ADD INDEX idx_im_user_login_session_close(tenant_id,session_id,logout_at)`, 1061); err != nil {
+		return err
+	}
 	return nil
 }