Improves summary import for ensemble workflows

- Introducing a configuration system to automatically detect file patterns for restart and parameter files across ensemble realizations.
- Adding UI elements to control improved summary import settings.
- Modifying summary file reader to use the determined file patterns.

ApplicationLibCode/FileInterface/RifEnsembleImportConfig.h

@@ -0,0 +1,48 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2025     Equinor ASA
+//
+//  ResInsight is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
+//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//  FITNESS FOR A PARTICULAR PURPOSE.
+//
+//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include <QString>
+
+#include <vector>
+
+class RifEnsembleImportConfig
+{
+public:
+    void computePatternsFromSummaryFilePaths( const QString& filePath1, const QString& filePath2 );
+
+    std::vector<QString> restartFilesForRealization( int realizationNumber ) const;
+    QString              pathToParameterFile( int realizationNumber ) const;
+    bool                 shouldCreateEsmryFile() const;
+    bool                 useConfigValues() const;
+
+private:
+    void computeRestartPatternsFromTwoRealizations( const std::vector<QString>& restartFilesFirstCase,
+                                                    const std::vector<QString>& restartFilesSecondCase );
+
+    void computeParameterFilePathPattern( const std::vector<QString>& filePaths );
+
+    static QString placeholderText();
+
+private:
+    bool                 m_useConfigValues       = false;
+    bool                 m_shouldCreateEsmryFile = false;
+    std::vector<QString> m_restartFileNamePatterns;
+    QString              m_parameterFilePathPattern;
+};