Add Keep Inventory framework, GitHub updater, version sync, and menu improvements

src/main/java/com/rsscripting/serveradmin/gui/KeepInventoryMenu.java

@@ -102,7 +102,9 @@ public class KeepInventoryMenu {
 
         ItemStack item =
                 new ItemStack(
-                        Material.CHEST
+                        enabled
+                                ? Material.ENDER_CHEST
+                                : Material.CHEST
                 );
 
         ItemMeta meta =
@@ -158,7 +160,7 @@ public class KeepInventoryMenu {
                 dao.getAllWorlds();
 
         int start =
-                page * WORLDS_PER_PAGE;
+                (page - 1) * WORLDS_PER_PAGE;
 
         int slot =
                 9;
@@ -177,7 +179,9 @@ public class KeepInventoryMenu {
 
             ItemStack item =
                     new ItemStack(
-                            Material.CHEST
+                            enabled
+                                    ? Material.LIME_SHULKER_BOX
+                                    : Material.RED_SHULKER_BOX
                     );
 
             ItemMeta meta =
@@ -205,14 +209,6 @@ public class KeepInventoryMenu {
 
             }
 
-            if (enabled) {
-
-                GUIUtils.addGlow(
-                        item
-                );
-
-            }
-
             inventory.setItem(
                     slot,
                     item

src/main/java/com/rsscripting/serveradmin/listeners/InventoryListener.java

@@ -5,6 +5,7 @@ import com.rsscripting.serveradmin.gui.RSMenuHolder;
 import com.rsscripting.serveradmin.gui.CreeperMenu;
 import com.rsscripting.serveradmin.RSServerAdmin;
 import com.rsscripting.serveradmin.settings.SettingKey;
+import com.rsscripting.serveradmin.settings.SettingKey;
 
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
@@ -126,6 +127,46 @@ public class InventoryListener implements Listener {
 
             }
 
+            case "KEEP_INVENTORY" -> {
+
+                if (!(event.getWhoClicked() instanceof Player player)) {
+                    return;
+                }
+
+                switch (event.getSlot()) {
+
+                    case 0 -> player.openInventory(
+                            com.rsscripting.serveradmin.gui.MainMenu.create()
+                    );
+
+                    case 4 -> {
+
+                        try {
+
+                            RSServerAdmin.getInstance()
+                                    .getSettingsDAO()
+                                    .toggleDefault(
+                                            SettingKey.KEEP_INVENTORY_NEW_WORLD
+                                    );
+
+                            player.openInventory(
+                                    KeepInventoryMenu.create(
+                                            holder.getPage()
+                                    )
+                            );
+
+                        } catch (Exception ex) {
+
+                            ex.printStackTrace();
+
+                        }
+
+                    }
+
+                }
+
+            }
+
         }
 
     }

src/main/java/com/rsscripting/serveradmin/update/GitHubUpdateChecker.java

@@ -56,9 +56,7 @@ public class GitHubUpdateChecker {
                                 )) {
 
                                     plugin.getLogger().info(
-                                            "Running latest version ("
-                                                    + currentVersion
-                                                    + ")."
+                                            "RS-ServerAdmin is up to date."
                                     );
 
                                 } else {