From dd95c1016281f65b1fa0a1e131f0ebc8839faa20 Mon Sep 17 00:00:00 2001
From: Erik <erik.nihlen@gmail.com>
Date: Thu, 21 May 2026 18:38:51 +0200
Subject: [PATCH] =?UTF-8?q?feat(ui):=20A6.P1=20=E2=80=94=20add=20ProbePush?=
 =?UTF-8?q?Back=20mirror=20to=20DebugVM?=
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Runtime checkbox mirror for ProbePushBackEnabled. Toggling in
DebugPanel (under ACDREAM_DEVTOOLS=1) flips all three [push-back]
emission sites live without relaunch.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
---
 src/AcDream.UI.Abstractions/Panels/Debug/DebugVM.cs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/AcDream.UI.Abstractions/Panels/Debug/DebugVM.cs b/src/AcDream.UI.Abstractions/Panels/Debug/DebugVM.cs
index 731ee9e..a761738 100644
--- a/src/AcDream.UI.Abstractions/Panels/Debug/DebugVM.cs
+++ b/src/AcDream.UI.Abstractions/Panels/Debug/DebugVM.cs
@@ -359,6 +359,18 @@ public sealed class DebugVM
         set => PhysicsDiagnostics.ProbeIndoorBspEnabled = value;
     }
 
+    /// <summary>
+    /// Phase A6.P1 cdb probe spike (2026-05-21). Runtime mirror of
+    /// <see cref="PhysicsDiagnostics.ProbePushBackEnabled"/> (env var
+    /// <c>ACDREAM_PROBE_PUSH_BACK</c>). Toggling here flips the three
+    /// <c>[push-back]</c> emission sites live — no relaunch required.
+    /// </summary>
+    public bool ProbePushBack
+    {
+        get => PhysicsDiagnostics.ProbePushBackEnabled;
+        set => PhysicsDiagnostics.ProbePushBackEnabled = value;
+    }
+
     /// <summary>
     /// Runtime mirror of <c>RenderingDiagnostics.IndoorAll</c> — toggles all
     /// five indoor probes together. No dedicated env var; set any individual