fix: module-scope stallProbed + reset after approval for consecutive detection

extension/src/extension.ts

@@ -407,6 +407,7 @@ const pendingResponses = new Map<string, { approved: boolean } | null>();
 let clickTrigger: { action: 'approve' | 'reject'; timestamp: number } | null = null;
 let sessionStalled = false; // true when session is stalled waiting for approval
 let lastPendingStepIndex = -1; // dedup: don't re-create pending for same step (module-level for tryApprovalStrategies)
+let stallProbed = false; // prevent repeated step probes during same stall (module-level for processResponseFile reset)
 
 // Deep inspect trigger: curl sets this, renderer picks it up and POSTs results back
 let deepInspectRequested = false;
@@ -1389,7 +1390,7 @@ function setupMonitor() {
     let lastPendingTime = 0; // cooldown: minimum gap between pendings
     let sawRunningAfterPending = true; // gate: must see delta>0 before next pending
     let lastModTime = ''; // track lastModifiedTime to distinguish thinking vs approval
-    let stallProbed = false; // prevent repeated step probes during same stall
+    // stallProbed is module-level (used by processResponseFile to reset after approval)
     let lastRelayedTaskText = ''; // dedup TASK_BOUNDARY relay
     let wasRunning = false; // track RUNNING→IDLE transition for response capture
     let lastUserInputStepIdx = -1; // track user input for response matching
@@ -1973,6 +1974,10 @@ async function processResponseFile(filePath: string) {
 
         logToFile(`[RESPONSE] ${approved ? 'approve' : 'reject'} done (${isDomObserver ? 'dom' : 'step_probe'})`);
 
+        // Reset stall probe gate so next WAITING step is detected immediately
+        stallProbed = false;
+        lastPendingStepIndex = -1;
+
         // Cleanup response file
         // CRITICAL: DOM observer responses must NOT be deleted here!
         // The renderer polls GET /response/:rid to discover the approval.
@@ -2129,6 +2134,14 @@ function writePendingApproval(data: { conversation_id: string; command: string;
                         return;
                     }
                 }
+                // Dedup: skip if step_probe already created pending for same step_index (within window)
+                if (existing.status === 'pending' && data.step_index !== undefined && existing.step_index === data.step_index) {
+                    const age = nowMs - (existing.timestamp * 1000);
+                    if (age < DEDUP_WINDOW_MS && age >= 0) {
+                        logToFile(`[DEDUP] skip: step_index ${data.step_index} already pending in ${ef}`);
+                        return;
+                    }
+                }
             }
         } catch (dedupErr: any) {
             logToFile(`[DEDUP] check error (non-fatal): ${dedupErr.message}`);