show rendered image

added loading icon
image is scaled to available space

pdb-ui/src/main/java/org/lucares/pdbui/MyWebapp.java

@@ -1,13 +1,9 @@
 package org.lucares.pdbui;
 
-import java.nio.file.Paths;
-
 import org.springframework.boot.SpringApplication;
 
 public class MyWebapp {
 
-	public static final String IMAGE_DIR = Paths.get("/tmp/images").toFile().getAbsolutePath() + "/";
-
 	public static void main(final String[] args) throws Exception {
 		SpringApplication.run(MySpringConfiguration.class, args);
 	}