Intent to ship: "JS BigInt to I64 integration" WebAssembly proposal

ll/10860 ## Upstream test coverage There are good tests in the proposal repository, which are not merged upstream into WPT yet but likely will be in the near future: https://github.com/WebAssembly/JS-BigInt-integration/tree/master/test ## Where to send your bu

Intent to prototype: WebAssembly exception handling proposal

Summary: We intend to prototype the exception handling proposal for WebAssembly. The proposal adds a general exception handling facility, allowing languages that target Wasm to compile to a native exception feature rather than using JavaScript's exceptions. Much of the implementation has already l