improved diff for journal

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

web/build.gradle.kts

@@ -9,4 +9,5 @@ tasks.processResources {
     from("../frontend/dist") {
         into("web")
     }
-}
+    duplicatesStrategy = DuplicatesStrategy.EXCLUDE
+}