[provider] WASM container runtime support

[andy108369]

We should add WASM container support. It solves confidential computing https://thenewstack.io/confidential-computing-with-webassembly

It is also possible to use Tensorflow and image processing extensions with WASM https://www.secondstate.io/articles/wasi-tensorflow/

Refs.
https://discord.com/channels/747885925232672829/1062750618713862275/1085398936430313532