feat(ads/seo/release): v1.2.0 with live Google Ads, isolated ad profile, ads.txt, and SEO/AEO/GEO optimization

tests/Paca.Tests/Mobile/MobileBatteryGuardAndHapticGateTests.cs

@@ -0,0 +1,76 @@
+using System;
+using Paca.Mobile.Core;
+using Xunit;
+
+namespace Paca.Tests.Mobile;
+
+/// <summary>
+/// Gate 195 ~ 198: 모바일 배터리 발열 가드 & 네이티브 햅틱 피드백 기계적 검증
+/// </summary>
+public class MobileBatteryGuardAndHapticGateTests
+{
+    private class MockHapticService : IHapticFeedbackService
+    {
+        public int SuccessCount { get; private set; }
+        public int WarningCount { get; private set; }
+        public int ClickCount { get; private set; }
+
+        public void PerformClick() => ClickCount++;
+        public void PerformSuccess() => SuccessCount++;
+        public void PerformWarning() => WarningCount++;
+    }
+
+    [Fact]
+    public void Gate195_BatteryHealthGuard_PausesOnLowBattery_WhenDischarging()
+    {
+        // 배터리 15% (0.15), 방전 중 (충전기 미연결)
+        var shouldPause = BatteryHealthGuard.ShouldPauseDownload(
+            batteryLevel: 0.15,
+            isCharging: false,
+            lowBatteryThreshold: 0.20
+        );
+
+        Assert.True(shouldPause);
+    }
+
+    [Fact]
+    public void Gate196_BatteryHealthGuard_Allows_WhenCharging()
+    {
+        // 배터리 10% (0.10), 충전기 연결됨
+        var shouldPause = BatteryHealthGuard.ShouldPauseDownload(
+            batteryLevel: 0.10,
+            isCharging: true,
+            lowBatteryThreshold: 0.20
+        );
+
+        Assert.False(shouldPause);
+    }
+
+    [Fact]
+    public void Gate197_HapticFeedbackService_Invocation_Audit()
+    {
+        var haptic = new MockHapticService();
+
+        haptic.PerformClick();
+        haptic.PerformSuccess();
+        haptic.PerformSuccess();
+        haptic.PerformWarning();
+
+        Assert.Equal(1, haptic.ClickCount);
+        Assert.Equal(2, haptic.SuccessCount);
+        Assert.Equal(1, haptic.WarningCount);
+    }
+
+    [Fact]
+    public void Gate198_BatteryStatusReport_Message_Formatting()
+    {
+        var message = BatteryHealthGuard.GetStatusMessage(
+            batteryLevel: 0.12,
+            isCharging: false
+        );
+
+        Assert.Contains("12%", message);
+        Assert.Contains("일시 정지", message);
+        Assert.Contains("충전기", message);
+    }
+}