Summary

Add the resource-handle machinery required by Preview2 packages, including own/borrow semantics, per-instance tables, and lifecycle operations.

Parent tracking issue: #55
Suggested implementation order: 3 / 14

Suggested dependencies

• Implement Canonical ABI value lifting and lowering required for WASI Preview 2 #57 Implement Canonical ABI value lifting and lowering required for WASI Preview 2

References

• https://github.com/WebAssembly/WASI/blob/main/docs/Preview2.md
• https://github.com/WebAssembly/component-model/blob/c7176a512c0bbe4654849f4ba221c1a71c7cf514/design/mvp/Explainer.md
• https://github.com/WebAssembly/component-model/blob/c7176a512c0bbe4654849f4ba221c1a71c7cf514/design/mvp/CanonicalABI.md

Acceptance criteria

• Own and borrow handle flows are supported according to component-model expectations.
• Per-instance resource tables and drop behavior are implemented and tested.
• Representative resource-heavy package APIs can be hosted without ad hoc handle plumbing.