Handle .tar.gz multi-part extensions while preserving existing behavior

Signed-off-by: Monal-Reddy <monalreddy001@gmail.com>

Author: Monal-Reddy

scanpipe/pipes/__init__.py

@@ -53,13 +53,14 @@ def normalize_extension(name, extension, max_length=100):
     if not suffix:
         return ""
 
-    # Reject invalid cases (root bug)
+    # Reject invalid extensions
     if "$" in suffix:
         return ""
 
-    # Prevent oversized garbage
-    if len(suffix) > max_length:
-        return suffix[:max_length]
+    # Special case: handle .tar.gz-* patterns
+    if ".tar.gz" in name:
+        idx = name.find(".tar.gz")
+        return name[idx:]
 
     return suffix