diff --git a/fusion-woo-odoo/fusion_woocommerce/controllers/api.py b/fusion-woo-odoo/fusion_woocommerce/controllers/api.py
index 11607ece..4d86b913 100644
--- a/fusion-woo-odoo/fusion_woocommerce/controllers/api.py
+++ b/fusion-woo-odoo/fusion_woocommerce/controllers/api.py
@@ -23,16 +23,45 @@ class WooApiController(http.Controller):
         try:
             line = request.env['woo.variant.push.line'].sudo().browse(line_id)
             if not line.exists() or not line.image:
+                _logger.warning("Image endpoint: line %d not found or no image", line_id)
                 return request.not_found()
             img_data = line.image
-            if isinstance(img_data, str):
+            # Odoo Binary fields always return base64 string
+            if isinstance(img_data, (str, bytes)):
+                if isinstance(img_data, bytes):
+                    img_data = img_data.decode('utf-8')
                 img_data = base64.b64decode(img_data)
             elif isinstance(img_data, memoryview):
-                img_data = bytes(img_data)
+                # Raw bytea from DB — still base64 encoded by ORM
+                raw = bytes(img_data)
+                try:
+                    img_data = base64.b64decode(raw)
+                except Exception:
+                    img_data = raw
+            # Detect content type from magic bytes
             content_type = 'image/png'
-            if filename.lower().endswith('.jpg') or filename.lower().endswith('.jpeg'):
+            if img_data[:2] == b'\xff\xd8':
                 content_type = 'image/jpeg'
-            return Response(img_data, content_type=content_type, status=200)
+            elif img_data[:4] == b'\x89PNG':
+                content_type = 'image/png'
+            elif img_data[:4] == b'GIF8':
+                content_type = 'image/gif'
+            elif img_data[:4] == b'RIFF':
+                content_type = 'image/webp'
+            _logger.info("Serving image for line %d: %d bytes, %s", line_id, len(img_data), content_type)
+            # Set extension-appropriate filename
+            ext = content_type.split('/')[-1]
+            if ext == 'jpeg':
+                ext = 'jpg'
+            return Response(
+                img_data,
+                content_type=content_type,
+                status=200,
+                headers={
+                    'Content-Disposition': f'inline; filename="{filename.rsplit(".", 1)[0]}.{ext}"',
+                    'Cache-Control': 'no-cache',
+                },
+            )
         except Exception as e:
             _logger.error("Failed to serve variant image %d: %s", line_id, e)
             return request.not_found()