docs: update readme with documentation link

README.md

@@ -17,6 +17,11 @@ Install the program by zip, tar or `git clone git@gitlab.stud.idi.ntnu.no:carljg
 `mvn clean javafx:run`
 
 
+## Documentation
+
+Gitlab Pages: [Wargames javadoc](https://carljgu.pages.stud.idi.ntnu.no/Wargames)
+
+
 
 ## Release 1.0