add mvc file

.vscode/settings.json

lib/junit-platform-console-standalone-1.8.1.jar

pom.xml

src/main/java/com/example/demo/DemoApplication.java

src/main/java/com/example/demo/SiteGen.java

src/test/java/com/example/demo/DemoApplicationTests.java

src/test/java/com/example/demo/SiteGenTest.java