Adds cmake build support.

examples/preinstalled/build.bat

@@ -0,0 +1,45 @@
+@echo off
+:: Build script for the preinstalled TinyTest example on Windows
+
+:: Check if TinyTest is installed
+if not exist "%USERPROFILE%\tinytest-install" (
+  echo TinyTest is not installed. Installing it now...
+  
+  :: Store the current directory
+  set EXAMPLE_DIR=%CD%
+  
+  :: Go to the root of the TinyTest project (assuming we're in examples/preinstalled)
+  cd ..\..
+  
+  :: Build and install TinyTest
+  if not exist build-install mkdir build-install
+  cd build-install
+  cmake .. -DCMAKE_INSTALL_PREFIX=%USERPROFILE%\tinytest-install
+  cmake --build . --config Release
+  cmake --install . --config Release
+  
+  :: Return to the example directory
+  cd %EXAMPLE_DIR%
+  
+  echo TinyTest has been installed to %USERPROFILE%\tinytest-install
+)
+
+echo Building the preinstalled TinyTest example
+
+:: Create build directory
+if not exist build mkdir build
+cd build
+
+:: Configure the project with the path to the installed TinyTest
+echo Configuring the project...
+cmake .. -DCMAKE_PREFIX_PATH=%USERPROFILE%\tinytest-install
+
+:: Build the project
+echo Building the project...
+cmake --build . --config Release
+
+:: Run the tests
+echo Running the tests...
+ctest -C Release --output-on-failure
+
+echo Preinstalled example has been built and tested successfully!