Add manual critical table cell editor

src/RolemasterDb.App/Features/CriticalBranchEditorItem.cs

@@ -0,0 +1,15 @@
+using System.Collections.Generic;
+
+namespace RolemasterDb.App.Features;
+
+public sealed record CriticalBranchEditorItem(
+    string BranchKind,
+    string? ConditionKey,
+    string ConditionText,
+    string ConditionJson,
+    string RawText,
+    string DescriptionText,
+    string? RawAffixText,
+    string ParsedJson,
+    int SortOrder,
+    IReadOnlyList<CriticalEffectEditorItem> Effects);