refactor: Move assets to correct categories (fence→environment, chest→items, campfire already in workstations)

scripts/remove_background.py

@@ -0,0 +1,86 @@
+#!/usr/bin/env python3
+"""
+Background Removal for DolinaSmrti Assets
+Uses rembg to remove white backgrounds and create transparent PNGs
+"""
+
+import os
+import sys
+from pathlib import Path
+from PIL import Image
+
+try:
+    from rembg import remove
+except ImportError:
+    print("❌ rembg not installed. Installing now...")
+    os.system("pip3 install rembg")
+    from rembg import remove
+
+
+def remove_background(input_path: Path, output_path: Path = None):
+    """Remove background from image and save as transparent PNG"""
+    
+    if output_path is None:
+        output_path = input_path
+    
+    print(f"  🎨 Processing: {input_path.name}")
+    
+    # Load image
+    with open(input_path, 'rb') as input_file:
+        input_data = input_file.read()
+    
+    # Remove background
+    output_data = remove(input_data)
+    
+    # Save as PNG
+    with open(output_path, 'wb') as output_file:
+        output_file.write(output_data)
+    
+    print(f"  ✅ Saved: {output_path.name}")
+
+
+def process_directory(directory: Path, recursive: bool = False):
+    """Process all PNG files in directory"""
+    
+    print(f"\n{'='*60}")
+    print(f"📁 Processing directory: {directory}")
+    print(f"{'='*60}")
+    
+    pattern = "**/*.png" if recursive else "*.png"
+    png_files = list(directory.glob(pattern))
+    
+    total = len(png_files)
+    print(f"\nFound {total} PNG files")
+    
+    for i, png_file in enumerate(png_files, 1):
+        print(f"\n[{i}/{total}]")
+        remove_background(png_file)
+    
+    print(f"\n{'='*60}")
+    print(f"✅ Completed! Processed {total} images")
+    print(f"{'='*60}")
+
+
+if __name__ == "__main__":
+    if len(sys.argv) < 2:
+        print("Usage: python3 remove_background.py <image_or_directory>")
+        print("\nExamples:")
+        print("  python3 remove_background.py image.png")
+        print("  python3 remove_background.py assets/images/buildings/")
+        print("  python3 remove_background.py assets/images/ --recursive")
+        sys.exit(1)
+    
+    path = Path(sys.argv[1])
+    recursive = "--recursive" in sys.argv or "-r" in sys.argv
+    
+    if not path.exists():
+        print(f"❌ Path not found: {path}")
+        sys.exit(1)
+    
+    if path.is_file():
+        remove_background(path)
+    elif path.is_dir():
+        process_directory(path, recursive=recursive)
+    else:
+        print(f"❌ Invalid path: {path}")
+        sys.exit(1)