SwiftWasm 6.0 release

[Yuta Saito]

TODO:

• Check core libraries and tools are compatible with the toolchain
  • JavaScriptKit
  • carton
  • Tokamak
• Dispatch distribution workflow

gh workflow run manual-distribution.yml -f run-id=$RC_RUN_ID -f scheme=release-6.0 -f override-name=swift-wasm-6.0-RELEASE -f display-name="Swift for WebAssembly 6.0 Release $(date +'%Y-%m-%d')" -f display-name-short="Swift for WebAssembly 6.0 Release" -R swiftwasm/swift

(Replace $RC_RUN_ID with the GitHub Actions run id for the release candidate build)

After tagging the toolchain version

• Release a new version of JavaScriptKit
• Release a new version of carton
• Push a new version of switwasm-docker
• Update the setup guide in https://github.com/swiftwasm/swiftwasm-book/blob/main/src/getting-started/setup.md
  • Add caution about --static-swift-stdlib
• Announcement blog post

Current blockers

Please report any other issues found in the latest release snapshots to help us prioritize them.

Previous releases

• #5362
• #5554
• #5570