Integrate SQLite export functionality

pipeline/includes/services/export_service.h

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+#ifndef BIERGARTEN_PIPELINE_INCLUDES_SERVICES_EXPORT_SERVICE_H_
+#define BIERGARTEN_PIPELINE_INCLUDES_SERVICES_EXPORT_SERVICE_H_
+
+/**
+ * @file services/export_service.h
+ * @brief Abstraction for persisting generated brewery data.
+ */
+
+#include "data_model/generated_brewery.h"
+
+/**
+ * @brief Interface for services that persist generated brewery records.
+ */
+class IExportService {
+ public:
+  IExportService() = default;
+
+  /// @brief Virtual destructor for polymorphic cleanup.
+  virtual ~IExportService() = default;
+
+  IExportService(const IExportService&) = delete;
+  IExportService& operator=(const IExportService&) = delete;
+  IExportService(IExportService&&) = delete;
+  IExportService& operator=(IExportService&&) = delete;
+
+  /// @brief Prepares the export destination for a new run.
+  virtual void Initialize() = 0;
+
+  /**
+   * @brief Persists one generated brewery record.
+   *
+   * @param brewery Generated brewery payload to store.
+   */
+  virtual void ProcessRecord(const GeneratedBrewery& brewery) = 0;
+
+  /// @brief Finalizes the export destination.
+  virtual void Finalize() = 0;
+};
+
+#endif  // BIERGARTEN_PIPELINE_INCLUDES_SERVICES_EXPORT_SERVICE_H_