diff --git a/tools/gatekeeper.js b/tools/gatekeeper.js
index d8c314b..371b443 100644
--- a/tools/gatekeeper.js
+++ b/tools/gatekeeper.js
@@ -1,12 +1,12 @@
 #!/usr/bin/env node
 /* ═══════════════════════════════════════
-   铸渊守门人 v2.0 · HLDP万能语言接口
-   新增 /hlpd 端点 — HLDP模块翻译执行
+   光湖驱动引擎 v2.0 · Guanghu Drive Engine
+   HLDP万能语言接口 — HLDP进，指令出
    ═══════════════════════════════════════ */
 
 const http=require('http'),fs=require('fs'),path=require('path'),crypto=require('crypto'),{exec}=require('child_process'),os=require('os');
 
-const PORT=parseInt(process.env.GATEKEEPER_PORT||process.argv[2]||'3910',10);
+const PORT=parseInt(process.env.ENGINE_PORT||process.env.GATEKEEPER_PORT||process.argv[2]||'3910',10);
 const DATA_DIR=path.join(os.homedir(),'.gatekeeper');
 const CMD_TIMEOUT=30000,MAX_OUTPUT=100000,RATE_LIMIT=60;
 
@@ -21,7 +21,7 @@ if(!API_SECRET){
   fs.writeFileSync(SECRET_FILE,API_SECRET,{mode:0o600});
   console.log('');
   console.log('══════════════════════════════════════════════');
-  console.log('  🔐 铸渊看门人 · 首次启动');
+  console.log('  🔐 光湖驱动引擎 · 首次启动');
   console.log('');
   console.log('  ╭─ API 密钥（请复制保存）');
   console.log('  ├─ '+API_SECRET);
@@ -37,7 +37,7 @@ function log(level,action,detail){
   const ts=new Date().toISOString();
   const line='['+ts+'] ['+level+'] '+action+(detail?' | '+detail:'');
   console.log(line);
-  try{const lf=path.join(DATA_DIR,'gatekeeper.log');fs.appendFileSync(lf,line+'\n');}catch(e){}
+  try{const lf=path.join(DATA_DIR,'engine.log');fs.appendFileSync(lf,line+'\n');}catch(e){}
 }
 
 const RC={};
@@ -74,7 +74,7 @@ function fmtBytes(b){if(b===0)return'0 B';const k=1024,sizes=['B','KB','MB','GB'
 
 
 /* ═══════════════════════════════════════
-   HLDP 翻译层 v1.0 — 守门人 v2.0 新增
+   HLDP 翻译层 v1.0 — 光湖驱动引擎 v2.0
    ═══════════════════════════════════════ */
 
 function parseHLDP(text){
@@ -150,11 +150,11 @@ const server=http.createServer(async(req,res)=>{
       log('INFO','exec_result','exit='+r.code);
       jr(res,200,{ok:r.code===0,stdout:r.stdout,stderr:r.stderr,exitCode:r.code});
     }else if(route==='/health'){
-      jr(res,200,{ok:true,service:'zhuyuan-gatekeeper',version:'2.0.0',uptime:process.uptime().toFixed(0)+'s',timestamp:new Date().toISOString()});
+      jr(res,200,{ok:true,service:'guanghu-engine',version:'2.0.0',uptime:process.uptime().toFixed(0)+'s',timestamp:new Date().toISOString()});
     }else if(route==='/status'){
       log('INFO','status','');
       const total=os.totalmem(),free=os.freemem();
-      jr(res,200,{ok:true,hostname:os.hostname(),platform:os.platform(),arch:os.arch(),cpus:os.cpus().length,uptime:os.uptime(),uptime_str:fmtUptime(os.uptime()),memory:{total:fmtBytes(total),free:fmtBytes(free),used:fmtBytes(total-free),usage:((total-free)/total*100).toFixed(1)+'%'},load:os.loadavg().map(n=>+n.toFixed(2)),gatekeeper:{version:'2.0.0',port:PORT,uptime:process.uptime().toFixed(0)+'s'}});
+      jr(res,200,{ok:true,hostname:os.hostname(),platform:os.platform(),arch:os.arch(),cpus:os.cpus().length,uptime:os.uptime(),uptime_str:fmtUptime(os.uptime()),memory:{total:fmtBytes(total),free:fmtBytes(free),used:fmtBytes(total-free),usage:((total-free)/total*100).toFixed(1)+'%'},load:os.loadavg().map(n=>+n.toFixed(2)),engine:{version:'2.0.0',port:PORT,uptime:process.uptime().toFixed(0)+'s'}});
     }else if(route==='/hlpd'){
       const b=await parseBody(req);
       if(!b||!b.hlpd){jr(res,400,{error:'缺少 hlpd 参数'});return;}
@@ -214,7 +214,7 @@ server.on('error',(e)=>{
 server.listen(PORT,'0.0.0.0',()=>{
   const h=os.hostname();
   log('INFO','startup','host='+h+' port='+PORT+' v2.0');
-  console.log('  ⚔️ 铸渊守门人 v2.0 · HLDP 已就绪');
+  console.log('  ⚔️ 光湖驱动引擎 v2.0 · HLDP 已就绪');
   console.log('  主机名: '+h+'  端口: '+PORT);
 });