Update tools/upload.py

tools/upload.py

@@ -1,4 +1,5 @@
 import os
+import mimetypes
 
 UPLOAD_DIR = "uploads"
 os.makedirs(UPLOAD_DIR, exist_ok=True)
@@ -6,16 +7,32 @@ os.makedirs(UPLOAD_DIR, exist_ok=True)
 
 def save_uploads(files):
     """
-    Save multiple uploaded files from Streamlit
+    Save uploaded files and return metadata.
+
+    Returns:
+    [
+        {
+            "name": "...",
+            "path": "...",
+            "type": "...",
+            "size": ...
+        }
+    ]
     """
-    saved_paths = []
+
+    uploaded_files = []
 
     for file in files:
-        path = os.path.join(UPLOAD_DIR, file.name)
+        filepath = os.path.join(UPLOAD_DIR, file.name)
 
-        with open(path, "wb") as f:
+        with open(filepath, "wb") as f:
             f.write(file.getbuffer())
 
-        saved_paths.append(path)
+        uploaded_files.append({
+            "name": file.name,
+            "path": filepath,
+            "type": mimetypes.guess_type(filepath)[0],
+            "size": os.path.getsize(filepath)
+        })
 
-    return saved_paths
+    return uploaded_files