added router to svelte

Signed-off-by: Stephan Richter <s.richter@srsoftware.de>

web/src/main/java/de/srsoftware/umbrella/web/WebHandler.java

@@ -13,9 +13,12 @@ import java.io.IOException;
 public class WebHandler extends PathHandler {
 	@Override
 	public boolean doGet(Path path, HttpExchange ex) throws IOException {
-
 		LOG.log(DEBUG,"doGet({0},ex)",path);
-		if (path.empty()) {
+		// we always need to load the index.html first, when we encounter something like /module/entry/4/view
+		// the index page itself references required elements with absolute path: /assets/index-x.js
+		var first = path.isEmpty() ? null : path.firstElement();
+		if (first == null || !first.contains(".")){
+			path.clear();
 			path.push("index.html");
 		}
 		var url = getClass().getClassLoader().getResource("web/"+path);