test: finish diagnostic classification

tests/AcDream.Core.Tests/Conformance/Issue112MembershipTests.cs

@@ -224,6 +224,7 @@ public sealed class Issue112MembershipTests
     }
 
     [Fact]
+    [Trait("Purpose", "Diagnostic")]
     public void Diagnostic_ReplayCapturedEntryWalk()
     {
         // Replays the cottage-112-capture1.log entry walk (world → A9B3-local =

tests/AcDream.Core.Tests/Conformance/Issue113DoorVanishDiagnosticTests.cs

@@ -30,6 +30,7 @@ public sealed class Issue113DoorVanishDiagnosticTests
     private const uint DoorSetupId = 0x020019FFu;
 
     [Fact]
+    [Trait("Purpose", "Diagnostic")]
     public void DumpDoorSetup_DrawingBspCoverage()
     {
         var datDir = ConformanceDats.ResolveDatDir();

tests/AcDream.Core.Tests/Conformance/Issue113PhantomStairsDumpTests.cs

@@ -39,6 +39,7 @@ public sealed class Issue113PhantomStairsDumpTests
     private static readonly Vector3 GapPoint = new(184.915f, 82.464f, 116.48f);
 
     [Fact]
+    [Trait("Purpose", "Diagnostic")]
     public void DumpA9B3_Buildings_And_InteriorCells()
     {
         var datDir = ConformanceDats.ResolveDatDir();
@@ -196,6 +197,7 @@ public sealed class Issue113PhantomStairsDumpTests
     /// the shell?).
     /// </summary>
     [Fact]
+    [Trait("Purpose", "Diagnostic")]
     public void DumpA9B3_Statics_OutdoorStabs_And_ShellModel()
     {
         var datDir = ConformanceDats.ResolveDatDir();
@@ -342,6 +344,7 @@ public sealed class Issue113PhantomStairsDumpTests
     /// + per-model stair scan + cells near the user's viewpoint.
     /// </summary>
     [Fact]
+    [Trait("Purpose", "Diagnostic")]
     public void DumpAAB3_Buildings_And_StairScan()
     {
         var datDir = ConformanceDats.ResolveDatDir();
@@ -441,6 +444,7 @@ public sealed class Issue113PhantomStairsDumpTests
     /// Also localize the model's ramps to know which face the stairs are on.
     /// </summary>
     [Fact]
+    [Trait("Purpose", "Diagnostic")]
     public void DumpAAB3_Watchtower_DoorAlignment_And_RampFaces()
     {
         var datDir = ConformanceDats.ResolveDatDir();

tests/AcDream.Core.Tests/Conformance/Issue119TowerDumpTests.cs

@@ -35,6 +35,7 @@ public sealed class Issue119TowerDumpTests
     private static readonly Vector3 TowerSpot = new(107.4f, 59.0f, 112.0f); // AAB3-local, from the [snap]
 
     [Fact]
+    [Trait("Purpose", "Diagnostic")]
     public void DumpTowerCellNeighbourhood()
     {
         var datDir = ConformanceDats.ResolveDatDir();
@@ -144,6 +145,7 @@ public sealed class Issue119TowerDumpTests
     /// VISIBLE sibling parts failing, or the whole-part placement is off.
     /// </summary>
     [Theory]
+    [Trait("Purpose", "Diagnostic")]
     [InlineData(0x020005D8u)]
     [InlineData(0x020003F2u)]
     public void DumpTowerStairSetups(uint setupId)

tests/AcDream.Core.Tests/Conformance/Issue119UpNullGfxObjDumpTests.cs

@@ -33,6 +33,7 @@ public sealed class Issue119UpNullGfxObjDumpTests
 
     [Theory]
     [MemberData(nameof(UpNullIds))]
+    [Trait("Purpose", "Diagnostic")]
     public void DumpUpNullGfxObj(uint id)
     {
         var datDir = ConformanceDats.ResolveDatDir();