logo cleanups

app/common/src/main/java/stirling/software/common/model/ApplicationProperties.java

@@ -505,10 +505,19 @@ public class ApplicationProperties {
     public static class Ui {
         private String appNameNavbar;
         private List<String> languages;
+        private String logoStyle = "classic"; // Options: "classic" (default) or "modern"
 
         public String getAppNameNavbar() {
             return appNameNavbar != null && !appNameNavbar.trim().isEmpty() ? appNameNavbar : null;
         }
+
+        public String getLogoStyle() {
+            // Validate and return either "modern" or "classic"
+            if ("modern".equalsIgnoreCase(logoStyle)) {
+                return "modern";
+            }
+            return "classic"; // default
+        }
     }
 
     @Data

app/core/src/main/java/stirling/software/SPDF/controller/api/misc/ConfigController.java

@@ -61,6 +61,7 @@ public class ConfigController {
             // Extract values from ApplicationProperties
             configData.put("appNameNavbar", applicationProperties.getUi().getAppNameNavbar());
             configData.put("languages", applicationProperties.getUi().getLanguages());
+            configData.put("logoStyle", applicationProperties.getUi().getLogoStyle());
 
             // Security settings
             // enableLogin requires both the config flag AND proprietary features to be loaded

app/core/src/main/resources/settings.yml.template

@@ -176,6 +176,7 @@ system:
 
 ui:
   appNameNavbar: '' # name displayed on the navigation bar
+  logoStyle: classic # Options: 'classic' (default - classic S icon) or 'modern' (minimalist logo)
   languages: [] # If empty, all languages are enabled. To display only German and Polish ["de_DE", "pl_PL"]. British English is always enabled.
 
 endpoints: