Restructure solution layout by module

src/Scanner/__Libraries/StellaOps.Scanner.EntryTrace/IEntryTraceAnalyzer.cs

@@ -0,0 +1,9 @@
+namespace StellaOps.Scanner.EntryTrace;
+
+public interface IEntryTraceAnalyzer
+{
+    ValueTask<EntryTraceGraph> ResolveAsync(
+        EntrypointSpecification entrypoint,
+        EntryTraceContext context,
+        CancellationToken cancellationToken = default);
+}