- Added new “deno jupyter” subcommand, TAP test reporter, and expanded test API with Deno.test.ignore/only.
- Introduced multiple LSP and extension features: http2.connect, customInspect naming, workspace settings, npm completions, and support for import attributes and lockfile v3.
- Updated core runtime: TypeScript 5.2, explicit resource management, unstable package manager, and numerous bug fixes and performance improvements across CLI, extensions, and test runner.
Community impact
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