chore(openclaw): skip gateway pkill by default; opt-in CLAWD_OPENCLAW_GATEWAY_PKILL=1

lib/client.js

@@ -497,13 +497,16 @@ class ClawClient {
       writeFileSync(configFile, `${JSON.stringify(config, null, 2)}\n`, 'utf8');
       log.info('clawd', `openclaw config 已更新: ${newOrigin}`);
 
-      // 文件有变化，kill -9 openclaw-gateway，让它被 systemd --user 自动拉起
-      try {
-        execSync('pkill -9 -x openclaw-gateway', { timeout: 3000 });
-        log.info('clawd', 'openclaw-gateway 已终止，等待自动重启');
-      } catch (_) {
-        // pkill 找不到进程时返回非 0，属于正常情况（进程未运行）
-        log.info('clawd', 'openclaw-gateway 进程不存在，无需终止');
+      // 默认不再 pkill gateway（观察是否会自行重载）；恢复旧行为：CLAWD_OPENCLAW_GATEWAY_PKILL=1
+      if (process.env.CLAWD_OPENCLAW_GATEWAY_PKILL === '1') {
+        try {
+          execSync('pkill -9 -x openclaw-gateway', { timeout: 3000 });
+          log.info('clawd', 'openclaw-gateway 已终止，等待自动重启');
+        } catch (_) {
+          log.info('clawd', 'openclaw-gateway 进程不存在，无需终止');
+        }
+      } else {
+        log.info('clawd', '已跳过 openclaw-gateway pkill（需旧行为请设 CLAWD_OPENCLAW_GATEWAY_PKILL=1）');
       }
     } catch (e) {
       log.warn('clawd', `openclaw config 更新失败: ${e.message}`);