Refactor ticking logic into a dedicated method.

Extracted the ticking logic into a `startTicking` method for better readability and reusability. Adjusted the implementation to ensure consistency when setting the ticking state for player characters.

src/main/java/net/thenextlvl/character/plugin/character/PaperPlayerCharacter.java

@@ -158,13 +158,9 @@ public boolean spawn(Location location) {
             entity.setSleepingIgnored(true);
         }
 
-        if (ticking) plugin.getServer().getGlobalRegionScheduler().runAtFixedRate(plugin, scheduledTask -> {
-            if (!ticking || entity == null) scheduledTask.cancel();
-            else if (entity.isValid()) serverPlayer.doTick();
-        }, 1, 1);
-
         preSpawn(this.entity);
         applySkinPartConfig(serverPlayer);
+        startTicking(serverPlayer);
         return true;
     }
 
@@ -331,6 +327,21 @@ private void spawnDisplayNameHologram(Player player) {
         displayNameHologram = player.getWorld().spawn(location, TextDisplay.class, this::updateDisplayNameHologram);
     }
 
+    @Override
+    public boolean setTicking(boolean ticking) {
+        if (!super.setTicking(ticking)) return false;
+        getEntity(CraftPlayer.class).map(CraftPlayer::getHandle)
+                .ifPresent(this::startTicking);
+        return true;
+    }
+
+    private void startTicking(ServerPlayer serverPlayer) {
+        if (ticking) plugin.getServer().getGlobalRegionScheduler().runAtFixedRate(plugin, scheduledTask -> {
+            if (!ticking || entity == null) scheduledTask.cancel();
+            else if (serverPlayer.valid) serverPlayer.doTick();
+        }, 1, 1);
+    }
+
     private boolean update() {
         if (entity == null) return false;
         var handle = ((CraftPlayer) entity).getHandle();