Integrate Refactor solver sources and dual MSVC CMake builds

src/fesa/results/shell_result_recovery.h

@@ -8,6 +8,9 @@
 
 namespace fesa::results_internal {
 
+/// @brief Checks physical fields in their preserved source-row order.
+bool IsFiniteShellRow(const ShellResultRow& row);
+
 /// @brief Validates and appends physical shell rows and energy evidence.
 Status ShellResultRecovery(const SourceLocation& location,
                            const SourceEntityId& source_id,