feat: setup scripts

setup.bat

+@echo off
+pip3 install -r .\requirements.txt
+if %ERRORLEVEL% NEQ 0 (
+    python3 -m pip install -r .\requirements.txt
+)
+echo Setup complete
+echo You can launch the program by running 'python3 .\src\main.py'

setup.sh

+chmod +rx requirements.txt
+pip3 install -r requirements.txt || python3 -m pip install -r requirements.txt
+echo "Setup complete"
+echo "You can launch the program by running 'python3 .\src\main.py'"