Closes #11

core/dbc_decode_builder.h

@@ -0,0 +1,31 @@
+/**
+ * @file dbc_decode_builder.h
+ * @brief
+ *
+ * Created: 2026-03-13
+ * Author: Deeaitch (Dim. Himro)
+ *
+ * Licensed under the MIT License.
+ * See LICENSE file in the project root for full license text.
+ */
+
+#ifndef DBC_DECODE_BUILDER_H
+#define DBC_DECODE_BUILDER_H
+
+#include "dbc_database.h"
+#include "decode_database.h"
+
+/**
+ * @brief Converts parsed DBC data into runtime decode database.
+ */
+class DbcDecodeBuilder {
+public:
+    /**
+     * @brief Build runtime decode database.
+     * @param source Parsed DBC database.
+     * @return Runtime-ready decode database.
+     */
+    DecodeDatabase Build(const DbcDatabase &source) const;
+};
+
+#endif /* DBC_DECODE_BUILDER_H */