add tailwind

- add build-tailwind.sh
- add build-tailwind.bat
- add tailwind.config.js
- add layout.html

build-tailwind.bat

@@ -0,0 +1,26 @@
+@echo off
+setlocal
+
+:: Define variables for paths
+set TAILWIND_CLI=tailwindcss.exe
+set CONFIG_PATH=.\tailwindcss\tailwind.config.js
+set INPUT_CSS=.\tailwindcss\input.css
+set OUTPUT_CSS=.\src\main\resources\static\css\tailwind.css
+
+:: Check if watch mode is requested
+if /I "%1"=="watch" (
+    echo Running Tailwind CSS in watch mode...
+    %TAILWIND_CLI% --config %CONFIG_PATH% -i %INPUT_CSS% -o %OUTPUT_CSS% --watch
+) else (
+    echo Building Tailwind CSS with minification...
+    %TAILWIND_CLI% --config %CONFIG_PATH% -i %INPUT_CSS% -o %OUTPUT_CSS% --minify
+)
+
+:: Check for errors
+if %ERRORLEVEL% neq 0 (
+    echo Error: Tailwind CSS build failed!
+    exit /b %ERRORLEVEL%
+)
+
+echo Tailwind CSS build completed successfully!
+endlocal