debug: add logging to trace armor calculation issue

- Added debug logging to _get_current_config to see pieces found
- Added debug logging to _update_calculations to see equipped armor state
- This will help diagnose why armor shows 0 protection

ui/loadout_manager.py

@@ -2081,6 +2081,15 @@ class LoadoutManagerDialog(QDialog):
         """Update all cost and performance calculations."""
         try:
             config = self._get_current_config()
+            
+            # DEBUG: Log armor status
+            if config.equipped_armor:
+                pieces = config.equipped_armor.get_all_pieces()
+                logger.debug(f"_update_calculations: {len(pieces)} pieces equipped")
+                for slot, piece in pieces.items():
+                    logger.debug(f"  {slot}: {piece.name}, prot={piece.protection.get_total()}")
+            else:
+                logger.debug("_update_calculations: No equipped_armor")
 
             # Weapon metrics (per shot, not per hour)
             cost_per_shot_pec = config.get_total_decay_per_shot() + config.get_total_ammo_per_shot()
@@ -2138,9 +2147,12 @@ class LoadoutManagerDialog(QDialog):
         """Get current configuration from UI fields."""
         # Build equipped armor from slot widgets
         equipped = EquippedArmor()
+        piece_count = 0
         for slot, widget in self.slot_widgets.items():
             piece = widget.get_piece()
             if piece:
+                piece_count += 1
+                logger.debug(f"_get_current_config: Found piece in {slot}: {piece.name}, prot={piece.protection.get_total()}")
                 # Create a copy
                 piece_copy = ArmorPiece(
                     name=piece.name,
@@ -2186,6 +2198,9 @@ class LoadoutManagerDialog(QDialog):
                     piece_copy.attach_plate(plate_copy)
 
                 equipped.equip_piece(piece_copy)
+        
+        logger.debug(f"_get_current_config: Total pieces equipped: {piece_count}")
+        logger.debug(f"_get_current_config: equipped.get_all_pieces() returns {len(equipped.get_all_pieces())} pieces")
 
         # Note: We don't call equip_full_set here because:
         # 1. current_armor_set is a NexusArmorSet (API type), not ArmorSet (core type)