v3.28.2

Patch Changes

• b16278f: Report an accurate cancellation reason when an explore run is stopped by its --timeout budget
• a2699ba: Prevent concurrent MCP tool calls from overwriting or corrupting artifact files.
• 3ddb670: Attribute credit usage to the originating environment and platform for more precise usage reporting.
• 3142684: Fix environment scoping for knowledge base entries
• 46f6417: Editor polish: the code editor now focuses automatically when you add a JavaScript step, and the Retries field shows a default placeholder.