docs: update devlog with perf optimization entry + compiled output

docs/devlog/2026-03-15.md

@@ -4,4 +4,5 @@
 |---|------|------|------|------|
 | 001 | 07:00~08:16 | 승인 신호 누락 진단 & 5건 버그 수정 (DEDUP collision, fs.watch fail, default 보호, auto 확인, msg dedup) | `40e3cd5` | ✅ |
 | 002 | 08:25~08:31 | Extension v0.3.10 버전 범프 & VSIX 빌드 | `10caae1` | ✅ |
-| 003 | 10:00~10:41 | 승인 라이프사이클 race condition 4건 수정 (HTML lock, pending status skip, auto_resolve Discord 알림, Bot approval_messages) | `015aa79` | ✅ |
+| 003 | 10:00~10:41 | 승인 라이프사이클 race condition 4건 수정 (HTML lock, pending status skip, auto_resolve Discord 알림, Bot approval_messages) | `f962036` | ✅ |
+| 004 | 10:41~10:53 | 성능 최적화 3건 (pollResponseGroup 1500ms, renderer adaptive idle, Bot single-pass scanner) + VSIX 빌드 | `ae0509f` | ✅ |

extension/out/extension.js

@@ -502,6 +502,24 @@ async function setupApprovalObserver() {
                     requiredScript: 'jetskiAgent.js', // JS entry point
                 },
             ];
+            // ── FIX #1: File lock to prevent multi-instance HTML patching race ──
+            const lockFile = path.join(scriptDir, '.patch-lock');
+            let lockAcquired = false;
+            try {
+                if (fs.existsSync(lockFile)) {
+                    const lockAge = Date.now() - fs.statSync(lockFile).mtimeMs;
+                    if (lockAge < 30_000) {
+                        logToFile(`[OBSERVER] another instance is patching (lock age=${Math.round(lockAge / 1000)}s) — skipping`);
+                        return; // Exit setupApprovalObserver entirely
+                    }
+                    logToFile(`[OBSERVER] stale lock (age=${Math.round(lockAge / 1000)}s) — force-acquiring`);
+                }
+                fs.writeFileSync(lockFile, JSON.stringify({ pid: process.pid, ts: Date.now() }), 'utf-8');
+                lockAcquired = true;
+            }
+            catch (lockErr) {
+                logToFile(`[OBSERVER] lock acquire error: ${lockErr.message} — proceeding anyway`);
+            }
             for (const spec of htmlFileSpecs) {
                 const htmlPath = path.join(scriptDir, spec.name);
                 const backupPath = htmlPath + '.orig';
@@ -592,6 +610,14 @@ async function setupApprovalObserver() {
                     logToFile(`[OBSERVER] ${spec.name} patch error: ${e.message}`);
                 }
             }
+            // Release patch lock
+            if (lockAcquired) {
+                try {
+                    fs.unlinkSync(lockFile);
+                }
+                catch { }
+                logToFile('[OBSERVER] patch lock released');
+            }
         }
         // 4. Update product.json checksums so vscode-file:// serves our patched files
         updateProductChecksums();
@@ -1409,7 +1435,7 @@ function generateApprovalObserverScript(_port) {
   // ── Poll for Discord response (multi-button group aware) ──
   function pollResponseGroup(rid,btnRefs,bidList,groupKey){
     var polls=0;
-    var maxPolls=600; // 5 minutes at 500ms interval
+    var maxPolls=200; // 5 minutes at 1500ms interval
     var timer=setInterval(function(){
       polls++;
       // Check if ANY button in the group is still in DOM
@@ -1454,7 +1480,7 @@ function generateApprovalObserverScript(_port) {
         delete _sent[groupKey];
         for(var ri=0;ri<bidList.length;ri++){delete _sent[bidList[ri]];}
       }).catch(function(){});
-    },500);
+    },1500);
   }
 
   // Legacy pollResponse for backward compatibility (single button)
@@ -1532,19 +1558,27 @@ function generateApprovalObserverScript(_port) {
     // FALLBACK: periodic scan every 3s for any missed mutations
     setInterval(scheduleScan,3000);
 
+    // ── Adaptive idle detection for HTTP polls ──
+    var _lastActivity=Date.now();
+    var _idleThreshold=60000; // 60s without DOM changes → slow mode
+    new MutationObserver(function(){_lastActivity=Date.now();}).observe(document.body,{childList:true,subtree:true,attributes:true});
+    function getAdaptiveInterval(){return (Date.now()-_lastActivity>_idleThreshold)?10000:2000;}
+
     // ── DEEP-INSPECT POLLING: curl→Bridge→Renderer→Results ──
-    setInterval(function(){
-      if(!_ready||!BASE)return;
+    (function pollDeepInspect(){
+      if(_ready&&BASE){
         fetch(BASE+'/deep-inspect-trigger?t='+Date.now()).then(function(r){return r.json();}).then(function(d){
           if(d.inspect){log('🔍 Deep inspect triggered via HTTP');runDeepInspect();}
         }).catch(function(){});
-    },2000);
+      }
+      setTimeout(pollDeepInspect,getAdaptiveInterval());
+    })();
 
     // ── TRIGGER-CLICK: Extension→Renderer bridge for programmatic button clicks ──
     // Extension sets clickTrigger via tryApprovalStrategies → renderer polls and clicks
     // v3: uses deepFindButtons() to traverse iframes, webviews, shadow DOMs
-    setInterval(function(){
-      if(!_ready||!BASE)return;
+    (function pollTriggerClick(){
+      if(_ready&&BASE){
       fetch(BASE+'/trigger-click?t='+Date.now()).then(function(r){return r.json();}).then(function(d){
         if(!d.action)return;
         log('🔔 TRIGGER-CLICK received: action='+d.action);
@@ -1632,7 +1666,9 @@ function generateApprovalObserverScript(_port) {
           log('⚠️ iframes='+document.querySelectorAll('iframe').length+' webviews='+document.querySelectorAll('webview').length);
         }
       }).catch(function(){});
-    },1000);
+      }
+      setTimeout(pollTriggerClick,getAdaptiveInterval());
+    })();
 
     _obs=true;
     log('v3 Observer active — deep DOM traversal + MutationObserver + trigger-click polling');
@@ -1916,6 +1952,8 @@ function setupMonitor() {
                                 pd.status = 'auto_resolved';
                                 fs.writeFileSync(pfPath, JSON.stringify(pd, null, 2), 'utf-8');
                                 logToFile(`[AUTO-RESOLVE] step=${lastPendingStepIndex} progressed → marked ${pf} (age=${Math.round(ageMs / 1000)}s)`);
+                                // FIX #3: Notify Discord that user approved locally
+                                writeChatSnapshot(`✅ **AG에서 직접 승인됨** (step ${lastPendingStepIndex})\n\n\`${(pd.command || '').substring(0, 200)}\``);
                             }
                         }
                     }
@@ -2482,6 +2520,15 @@ async function processResponseFile(filePath) {
         if (fs.existsSync(pendingFile)) {
             try {
                 const pending = JSON.parse(fs.readFileSync(pendingFile, 'utf-8'));
+                // FIX #2: Skip if pending was already resolved locally (auto_resolve or expired)
+                if (pending.status === 'auto_resolved' || pending.status === 'expired') {
+                    logToFile(`[RESPONSE] SKIP — pending already ${pending.status} (rid=${resp.request_id})`);
+                    try {
+                        fs.unlinkSync(filePath);
+                    }
+                    catch { }
+                    return;
+                }
                 sessionId = pending.conversation_id || '';
                 isDomObserver = pending.auto_detected === true
                     || pending.source === 'dom_observer';