feat(parser): 支持 Ploss Field1 十六进制解析

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

tests/Gpulse.WCT.DataAnalyzer.Tests/Commands/AnalyzeCommandTests.cs

@@ -87,6 +87,26 @@ public class AnalyzeCommandTests : CommandTestBase
         Assert.That(stdout, Does.Contain("Please specify --pure and --foreign for Qfod calibration"));
     }
 
+    [Test]
+    public async Task Analyze_Ploss_LegacyFile_HexField1_DecodedCorrectly()
+    {
+        var dir = NewDir();
+        // 旧单行格式 Field1=0C (十六进制) 应被解析为十进制 12
+        var file = TestFixtures.WriteLegacyPlossLog(
+            dir,
+            "singleMold-v1.0-hex2_1-iPhone15-ploss_legacy-20260710-1.log",
+            new (int, int, int)[] { (500, 3000, 0) },
+            field1Hex: "0C");
+
+        var (code, stdout, _) = await Analyze().RunCaptureAsync("--type", "ploss", "--file", file);
+
+        Assert.Multiple(() =>
+        {
+            Assert.That(code, Is.EqualTo(0));
+            Assert.That(stdout, Does.Contain("Total: 1 (TwoLine: 0, Legacy: 1), FOD: 0, Errors: 0"));
+        });
+    }
+
     [Test]
     public async Task Analyze_Qfod_ValidFiles_ReportsThreshold()
     {