Small cleanup and back to Java 21

Only tomcat must be 9

images/diagrams/Dockerfile

@@ -1,4 +1,4 @@
-FROM [[ .docker.repo ]][[ .docker.base_images.java11.image ]] AS builder
+FROM [[ .docker.repo ]][[ .docker.base_images.java21.image ]] AS builder
 LABEL maintainer="[[ .docker.maintainer ]]"
 
 ARG TOMCAT_VERSION=9.0.96 \

templates/PostConfig.js.tpl

@@ -3,3 +3,4 @@ window.ICONSEARCH_PATH = null;
 EditorUi.enableLogging = false; //Disable logging
 window.EMF_CONVERT_URL = null;
 App.prototype.isDriveDomain = function() { return true; }
+EditorUi.enablePlantUml = true;

templates/PreConfig.js.tpl

@@ -4,6 +4,8 @@ window.DRAWIO_VIEWER_URL = '[[ .diagrams.public_url | regexp.Replace "/$" "" ]]/
 window.DRAWIO_LIGHTBOX_URL = '';
 window.DRAW_MATH_URL = 'math/es5';
 window.DRAWIO_CONFIG = null;
+window.EXPORT_URL = '/service/0';
+window.PLANT_URL = '/service/1';
 urlParams['sync'] = 'manual'; //Disable Real-Time
 urlParams['db'] = '0'; //dropbox
 urlParams['gh'] = '0'; //github

variables.yml

@@ -3,8 +3,9 @@
 instance: diagrams
 diagrams:
   version: 24.7.17
-  image: '[[ .docker.repo ]]diagrams:[[ .diagrams.version ]]-3'
-  env: {}
+  image: '[[ .docker.repo ]]diagrams:[[ .diagrams.version ]]-4'
+  env:
+  #  ENABLE_DRAWIO_PROXY: 1
   public_url: https://draw.example.org
   traefik:
     csp: