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

tests/Paca.Tests/Browser/ChromeParityMilestone16Tests.cs

@@ -0,0 +1,49 @@
+using System;
+using System.IO;
+using Paca.Browser;
+using Paca.Tests.Infrastructure;
+using Xunit;
+
+namespace Paca.Tests.Browser;
+
+public class ChromeParityMilestone16Tests
+{
+    [Theory]
+    [InlineData("12 + 34", 46, "12 + 34 = 46")]
+    [InlineData("100 - 35", 65, "100 - 35 = 65")]
+    [InlineData("25 * 4", 100, "25 * 4 = 100")]
+    [InlineData("144 / 12", 12, "144 / 12 = 12")]
+    [InlineData("2 ^ 8", 256, "2 ^ 8 = 256")]
+    [InlineData("(10 + 2) * 5", 60, "(10 + 2) * 5 = 60")]
+    [InlineData("10.5 + 4.5", 15, "10.5 + 4.5 = 15")]
+    public void TryEvaluate_사칙연산_성공(string input, double expectedVal, string expectedFmt)
+    {
+        var ok = OmniboxMathEvaluator.TryEvaluate(input, out var res, out var fmt);
+        Assert.True(ok);
+        Assert.Equal(expectedVal, res);
+        Assert.Equal(expectedFmt, fmt);
+    }
+
+    [Theory]
+    [InlineData("https://google.com")]
+    [InlineData("hello world")]
+    [InlineData("42")]
+    [InlineData("12 +")]
+    [InlineData("10 / 0")]
+    [InlineData("")]
+    public void TryEvaluate_일반문자열_또는_오류수식_false_반환(string input)
+    {
+        var ok = OmniboxMathEvaluator.TryEvaluate(input, out _, out _);
+        Assert.False(ok);
+    }
+
+    [Fact]
+    public void MainWindow_UpdateSuggestions_계산기_통합_검증()
+    {
+        var csPath = SourceTree.AppPath("MainWindow.xaml.cs");
+        Assert.True(File.Exists(csPath), "MainWindow.xaml.cs 파일이 존재해야 합니다.");
+        var code = File.ReadAllText(csPath);
+
+        Assert.Contains("OmniboxMathEvaluator", code);
+    }
+}