Create main.py

main.py

@@ -0,0 +1,39 @@
+from flask import Flask, request, send_file
+from flask_cors import CORS
+from PIL import Image
+import io
+
+app = Flask(__name__)
+CORS(app)  # Allows the frontend to talk to this backend
+
+@app.route('/optimize', methods=['POST'])
+def optimize_image():
+    try:
+        # 1. Get the file
+        file = request.files['image']
+        quality = int(request.form.get('quality', 80))
+        
+        # 2. Process in Memory (No saving to disk = No Crash)
+        img = Image.open(file)
+        
+        # Convert to RGB if necessary (e.g., if PNG has transparency)
+        if img.mode in ("RGBA", "P"):
+            img = img.convert("RGB")
+            
+        buffer = io.BytesIO()
+        # Save as WebP (High performance format)
+        img.save(buffer, 'WEBP', quality=quality, optimize=True)
+        buffer.seek(0)
+        
+        # 3. Return the file
+        return send_file(
+            buffer,
+            mimetype='image/webp',
+            as_attachment=True,
+            download_name='optimized.webp'
+        )
+    except Exception as e:
+        return {"error": str(e)}, 500
+
+if __name__ == '__main__':
+    app.run(debug=True, port=5000)