config: Add getFields method to Config

libraries/config/src/main/java/com/fancyinnovations/config/Config.java

@@ -36,6 +36,15 @@ public class Config {
         fields.put(field.path(), field);
     }
 
+    /**
+     * Retrieves the logger associated with this configuration.
+     *
+     * @return the logger
+     */
+    public Map<String, ConfigField<?>> getFields() {
+        return fields;
+    }
+
     /**
      * Retrieves the value of a configuration field by its path.
      *