ScratchProject: Add engine getter

Author: adazem009

src/scratchproject.cpp

@@ -120,3 +120,9 @@ void ScratchProject::setScratchVersion(const Version &version)
     else
         std::cerr << "Unsupported Scratch version: " << static_cast<int>(version) << std::endl;
 }
+
+/*! Returns a read-only pointer to the Engine of the project. */
+const Engine *ScratchProject::engine() const
+{
+    return &m_engine;
+}

src/scratchproject.h

@@ -36,6 +36,8 @@ class LIBSCRATCHCPP_EXPORT ScratchProject
         Version scratchVersion() const;
         void setScratchVersion(const Version &version);
 
+        const Engine *engine() const;
+
     private:
         std::string m_fileName;
         Version m_scratchVersion = Version::Invalid;