Add honest Torch validation gate

tools/run_retrain_until_replay8.ps1

@@ -85,11 +85,24 @@ function Read-ActiveReplayTrades {
     }
 }
 
+function Read-ActiveValidationPassed {
+    if (-not (Test-Path $ActiveCalibration)) {
+        return $false
+    }
+    try {
+        $payload = Get-Content -Raw -LiteralPath $ActiveCalibration | ConvertFrom-Json
+        return [bool]$payload.validation.passed
+    }
+    catch {
+        return $false
+    }
+}
+
 $attempt = 0
 while ($true) {
     $activeReplayTrades = Read-ActiveReplayTrades
-    if ($activeReplayTrades -ge $MinReplayTrades) {
-        Write-LoopLog "Stop condition reached: active calibration full_replay.trades=$activeReplayTrades >= $MinReplayTrades."
+    if (Read-ActiveValidationPassed) {
+        Write-LoopLog "Stop condition reached: active calibration passed honest validation with full_replay.trades=$activeReplayTrades."
         exit 0
     }
 
@@ -123,12 +136,8 @@ while ($true) {
     $summary = Read-GuardSummary
     Write-LoopLog "Attempt $attempt finished; runner_exit=$runnerExit accepted=$($summary.Accepted) reason=$($summary.Reason) candidate_full_replay.trades=$($summary.CandidateReplayTrades) current_full_replay.trades=$($summary.CurrentReplayTrades) walk_forward.trades=$($summary.WalkForwardTrades)."
 
-    if ($summary.Accepted -and $summary.CandidateReplayTrades -ge $MinReplayTrades) {
-        Write-LoopLog "Stop condition reached: accepted candidate full_replay.trades=$($summary.CandidateReplayTrades) >= $MinReplayTrades."
-        exit 0
-    }
-    if ($summary.CurrentReplayTrades -ge $MinReplayTrades) {
-        Write-LoopLog "Stop condition reached: current artifact full_replay.trades=$($summary.CurrentReplayTrades) >= $MinReplayTrades."
+    if ($summary.Accepted -and (Read-ActiveValidationPassed)) {
+        Write-LoopLog "Stop condition reached: accepted candidate passed honest validation with full_replay.trades=$($summary.CandidateReplayTrades)."
         exit 0
     }