v1.9.3: S3 context menu — two link types: temp 48h + permanent direct

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

core/s3_client.py

@@ -297,6 +297,11 @@ class S3Client:
             log.error("S3 presigned URL failed: %s", exc)
             return None
 
+    def get_direct_url(self, bucket: str, key: str) -> str:
+        """Build a direct (permanent) URL: endpoint/bucket/key."""
+        endpoint = self._endpoint.rstrip("/")
+        return f"{endpoint}/{bucket}/{key}"
+
     def get_object_size(self, bucket: str, key: str) -> int:
         """Get size of an object in bytes."""
         if not self._ensure_connected():