cool!! you might also want to check out https://www.mcp.run/dylibso/eval-py
It's open source too :) https://github.com/dylibso/mcp.run-servlets/tree/main/servle...
We also use Wasm to sandbox all our servlets https://docs.mcp.run/blog/2025/04/07/mcp-run-security
(I work at Dylibso)