Add world-based permissions and migration commands

- Switch bau logic from owner-scoped to world-scoped data
- Add CLI commands for world migration, templating, and archiving
- Extend world storage with team worlds and lock state support

SpigotCore/SpigotCore_Main/src/de/steamwar/providers/BauServerInfo.java

@@ -20,14 +20,54 @@
 package de.steamwar.providers;
 
 import de.steamwar.sql.SteamwarUser;
+import de.steamwar.sql.WorldType;
 import org.bukkit.Bukkit;
 
+import java.util.UUID;
+
 public class BauServerInfo {
     private static Integer bauOwner = null;
+    private static Integer bauTeam = null;
+    private static UUID bauWorld = null;
+    private static WorldType bauType = null;
 
     static {
+        String ownerProperty = System.getProperty("bauOwner");
+        if (ownerProperty != null && !ownerProperty.isBlank()) {
+            try {
+                bauOwner = Integer.parseInt(ownerProperty);
+            } catch (NumberFormatException ignored) {
+            }
+        }
+
+        String teamProperty = System.getProperty("bauTeam");
+        if (teamProperty != null && !teamProperty.isBlank()) {
+            try {
+                bauTeam = Integer.parseInt(teamProperty);
+            } catch (NumberFormatException ignored) {
+            }
+        }
+
+        String worldProperty = System.getProperty("bauWorld");
+        if (worldProperty != null && !worldProperty.isBlank()) {
+            try {
+                bauWorld = UUID.fromString(worldProperty);
+            } catch (IllegalArgumentException ignored) {
+            }
+        }
+
+        String typeProperty = System.getProperty("bauType");
+        if (typeProperty != null && !typeProperty.isBlank()) {
+            try {
+                bauType = WorldType.valueOf(typeProperty);
+            } catch (IllegalArgumentException ignored) {
+            }
+        }
+
         try {
-            bauOwner = Integer.parseInt(Bukkit.getWorlds().get(0).getName());
+            if (bauOwner == null) {
+                bauOwner = Integer.parseInt(Bukkit.getWorlds().get(0).getName());
+            }
         } catch (NumberFormatException ignored) {
         }
     }
@@ -37,11 +77,23 @@ public class BauServerInfo {
     }
 
     public static boolean isBauServer() {
-        return bauOwner != null;
+        return bauOwner != null || bauWorld != null || bauTeam != null;
     }
 
     public static SteamwarUser getOwnerUser() {
         if (bauOwner == null) return null;
         return SteamwarUser.byId(bauOwner);
     }
+
+    public static UUID getWorldId() {
+        return bauWorld;
+    }
+
+    public static Integer getTeamId() {
+        return bauTeam;
+    }
+
+    public static WorldType getWorldType() {
+        return bauType;
+    }
 }