Update README and license files; modify release build script

- Changed the link to the license file in README.md from LICENSE.md to LICENSE.txt.
- Updated the copyright year in the release-build.bat script to the current year.
- Added LICENSE.txt file containing the full text of the GNU General Public License v3.0.

Author: AHS12

LICENSE LICENSE.txtLICENSE renamed to LICENSE.txt

@@ -130,4 +130,4 @@ Feel free to submit issues and pull requests to improve this application. See th
 
 ## License
 
-This project is open source and available under the GNU General Public License v3.0 License. Please see [License File](LICENSE.md) for more information.
+This project is open source and available under the GNU General Public License v3.0 License. Please see [License File](LICENSE.txt) for more information.

README.md

@@ -77,13 +77,16 @@ mkdir "%RELEASE_DIR%"
 REM Copy files to release directory
 copy "dist\click-guardian.exe" "%RELEASE_DIR%\" >nul
 
+for /f "tokens=2 delims==" %%Y in ('"wmic os get localdatetime /value | findstr ="') do set CURYEAR=%%Y
+set CURYEAR=!CURYEAR:~0,4!
+
 REM Create README for release
 (
 echo Click Guardian v%VERSION%
 echo.
 echo Prevents accidental double-clicks with configurable delay protection
 echo.
-echo © 2025 Click Guardian Project
+echo © %CURYEAR% Azizul Hakim
 echo.
 echo Build Information:
 echo - Version: %VERSION%