Add Graphs to Report

Add Cross-Correlation report

Upload Cross Correlation file

Remove future improvements section

Revise project title and enhance overview content

Document ultrasonic distance measurement project

Create Arduino_Integration_Overview.md

Refactor and clean up Arduino ultrasonic code

Delete Arduino_Integration/hold folder

Add Arduino and MATLAB Code

Add empty hold folder for Arduino integration

Delete Doppler_Simulation_Report.md

Delete Basics/t

Move to Basics file

Delete Doppler_Simulation.m