sentry for remote javascript debugging

build.gradle

@@ -77,6 +77,10 @@ processResources {
     from ('node_modules/jquery/dist/jquery.min.js') {
         into 'static/js'
     }
+    from ('node_modules/@sentry/browser/build/bundle.min.js') {
+        rename '(.*)', 'sentry.$1'
+        into 'static/js'
+    }
     from ('node_modules/openseadragon/build/openseadragon/openseadragon.min.js') {
         into 'static/js'
     }
@@ -94,7 +98,7 @@ processResources {
 jsOptions {  
   inputPath = file("./src/main/resources/static/js/")  
   outputPath = file("${buildDir}/js/")  
-  compilationLevel = "SIMPLE_OPTIMIZATIONS"  
+  compilationLevel = "WHITESPACE_ONLY"  
   jsVersionIn = 'ECMASCRIPT_2020'  
   jsVersionOut = 'ECMASCRIPT5'  
   combineAllFiles = false

package.json

@@ -2,6 +2,7 @@
   "name": "textgridrep-portal",
   "version": "3.0.0",
   "dependencies": {
+    "@sentry/browser": "^5.17.0",
     "font-awesome": "4.3.0",
     "jquery": "^3.5.1",
     "openseadragon": "^2.4.1"

src/main/java/info/textgrid/rep/service/TgrepConfigurationService.java

@@ -25,6 +25,8 @@ public class TgrepConfigurationService {
   private String toolDigilibHost;
   @Value("${tool.switchboard.host}")
   private String toolSwitchboardHost;
+  @Value("${sentry.enabled}")
+  private Boolean sentryEnabled;
 
   public String getTextgridHost() {
     return textgridHost;
@@ -75,6 +77,13 @@ public class TgrepConfigurationService {
     this.toolSwitchboardHost = toolSwitchboardHost;
   }
 
+  public Boolean getSentryEnabled() {
+    return sentryEnabled;
+  }
+  public void setSentryEnabled(Boolean sentryEnabled) {
+    this.sentryEnabled = sentryEnabled;
+  }
+
   // composed
   public String getAggregatorUrl() {
     return getTextgridHost()+"/1.0/aggregator";

src/main/resources/application.properties

@@ -21,4 +21,6 @@ lang.available: en, de
 lang.default: en
 
 tgsearch.query.facetlimit = 10000
-#tgsearch.query.facetlimit = 10
+#tgsearch.query.facetlimit = 10
\ No newline at end of file
+
+sentry.enabled = false
\ No newline at end of file

src/main/webapp/WEB-INF/jsp/base/foot.jsp

+<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
+
   </main>
 
   <footer class="tg footer" role="contentinfo">
@@ -41,6 +43,10 @@
   </footer>
 
   <script src="/js/jquery.min.js"></script>
+  <c:if test="${config.sentryEnabled}">
+    <script src="/js/sentry.bundle.min.js"></script>
+    <script src="/js/sentry.min.js"></script>
+  </c:if>
   <script src="/js/theme.min.js"></script>
 
 </div>