Refactored BaseExperiment class to enhance VR support and usability#5

pellet merged 2 commits intodev/rendering_improvementspellet/EEG-ExPy:dev/rendering_improvementsfrom

claude/fix-experiment-return-bug-01QNHoTagHvdXzP3wiSDAWdYpellet/EEG-ExPy:claude/fix-experiment-return-bug-01QNHoTagHvdXzP3wiSDAWdYCopy head branch name to clipboard