Enable server compression

Author: ewoerner

Diff for: src/main/java/com/bannergress/backend/config/EtagConfiguration.java

@@ -10,7 +10,9 @@
 @Configuration
 public class EtagConfiguration {
     @Bean
-    public ShallowEtagHeaderFilter shallowEtagHeaderFilter() {
-        return new ShallowEtagHeaderFilter();
+    ShallowEtagHeaderFilter shallowEtagHeaderFilter() {
+        ShallowEtagHeaderFilter result = new ShallowEtagHeaderFilter();
+        result.setWriteWeakETag(true);
+        return result;
     }
 }

Diff for: src/main/resources/application.yaml

@@ -34,6 +34,9 @@ springdoc:
   swagger-ui:
     supported-submit-methods: []
 
+server:
+  compression:
+    enabled: true
 
 ---
 # This settings get activated when the 'dev' spring profile is active