Changed build files to meson

GenerateProjects.bat

@@ -1,2 +1,71 @@
-call .\vendor\bin\premake\premake5.exe vs2022
-PAUSE
+@echo off
+setlocal enabledelayedexpansion
+
+rem ──────────────────────────────────────────────────
+rem Defaults (override by passing [backend] [build])
+rem ──────────────────────────────────────────────────
+set BUILD_DIR=builddir
+set BACKEND=ninja
+set BUILD=debug
+
+rem ──────────────────────────────────────────────────
+rem Recognize help flags
+rem ──────────────────────────────────────────────────
+if /I "%~1"=="-?"     goto usage
+if /I "%~1"=="/?"     goto usage
+if /I "%~1"=="-h"     goto usage
+if /I "%~1"=="--help" goto usage
+
+rem ──────────────────────────────────────────────────
+rem Parse positional arguments
+rem ──────────────────────────────────────────────────
+if not "%~1"=="" set BACKEND=%~1
+if not "%~2"=="" set BUILD=%~2
+
+rem ──────────────────────────────────────────────────
+rem Bootstrap Visual Studio if requested
+rem ──────────────────────────────────────────────────
+if /I "%BACKEND:~0,2%"=="vs" (
+  echo [INFO] Initializing Visual Studio environment for %BACKEND%...
+  call "%ProgramFiles(x86)%\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvarsall.bat" x64 >nul 2>&1
+  if errorlevel 1 (
+    echo [ERROR] Failed to initialize VS environment. Check the vcvarsall.bat path.
+    exit /b 1
+  )
+)
+
+rem ──────────────────────────────────────────────────
+rem Configure or reconfigure with Meson
+rem ──────────────────────────────────────────────────
+if not exist "%BUILD_DIR%" (
+  echo [INFO] Creating build directory "%BUILD_DIR%" with backend "%BACKEND%" and build "%BUILD%"...
+  meson setup "%BUILD_DIR%" --backend=%BACKEND% --buildtype=%BUILD%
+) else (
+  echo [INFO] Reconfiguring "%BUILD_DIR%" with backend "%BACKEND%" and build "%BUILD%"...
+  meson setup --reconfigure "%BUILD_DIR%" --backend=%BACKEND% --buildtype=%BUILD%
+)
+
+if errorlevel 1 (
+  echo [ERROR] Meson configuration failed.
+  exit /b 1
+)
+
+rem ──────────────────────────────────────────────────
+rem Compile
+rem ──────────────────────────────────────────────────
+echo [INFO] Configuration succeeded—starting build...
+meson compile -C "%BUILD_DIR%"
+if errorlevel 1 (
+  echo [ERROR] Build failed.
+  exit /b 1
+)
+
+echo [SUCCESS] Build completed successfully.
+exit /b 0
+
+:usage
+echo Usage: %~nx0 [backend] [build]
+echo.
+echo   backend    ninja       (default) ^| vs2022 ^| vs2019 ^| vs2017
+echo   build      debug       (default) ^| debugoptimized ^| release ^| relwithdebinfo
+exit /b 0