- Added e2e_plugin_interop test: Verifies plugin Box (EchoBox) can be stored in and retrieved from MapBox
- Added vm_e2e test: Validates VM backend execution with plugin boxes
- Both tests pass successfully, confirming unified registry works across different execution backends
- Interop test demonstrates seamless integration between plugin and builtin boxes
Test results:
- e2e_interop_mapbox_store_plugin_box: ✅ (returns "ok")
- vm_e2e_adder_box: ✅ (VM execution successful)
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>