2.8.1 / 2026.05.27

• Revert "fix(ext/node): polyfill module.enableCompileCache and companions" (#34190) (#34348)
• feat(bundle): support browser field map in package.json (#34407)
• fix(bundle): read package.json sideEffects field (#34406)
• fix(cli): clearer error when importing .node addon via ESM (#34361)
• fix(config): don't panic when --config path can't be converted to URL (#34351)
• fix(core): allow host objects to round-trip through core.deserialize (#34380)
• fix(core): keep lazy_loaded_esm sources across concurrent loads (#34353)
• fix(ext/fetch,ext/websocket): check resolved IPs against net deny list (#34236)
• fix(ext/node): TLSSocket.authorized=false when client presents no cert (#34381)
• fix(ext/node): accept array forms of cert/key/pfx in createSecureContext (#34379)
• fix(ext/node): add missing node:util APIs getSystemErrorMap, transferableAbortSignal, transferableAbortController (#34372)
• fix(ext/node): allow omitting arguments in base64Slice (#34318)
• fix(ext/node): attach register as static on Module (#34305)
• fix(ext/node): do not throw NotFound for fs.exists (#34244)
• fix(ext/node): drop extra positional args in promisified fs.promises.* (#34347)
• fix(ext/node): emit 'error' event for fs.watch open failures (#34398)
• fix(ext/node): enforce minimum Miller-Rabin rounds in checkPrime (#34391)
• fix(ext/node): extract cert/key from pfx in tls SecureContext (#34383)
• fix(ext/node): prevent panic on node:sqlite aggregate method (#34385)
• fix(ext/node): require env permission for process.loadEnvFile (#34350)
• fix(ext/node): reset req.reusedSocket on transparent retry (#34376)
• fix(ext/node): support PKCS#12 MACs other than SHA-1 (#34342)
• fix(ext/node): tolerate non-AsyncWrap handles in _getNewAsyncId (#34413)
• fix(http): wake runtime after direct serve dispatch (#34387)
• fix(inspector): emit NodeWorker.attachedToWorker for late workers (#34377)
• fix(node/util): don't invoke Proxy traps in util.inspect (#34373)
• fix(pack): remove automatic @deno/shim-deno injection (#34411)
• fix(runtime): lazy-loaded globals should shadow on inherited [[Set]] (#34405)
• fix(task): walk ancestor node_modules/.bin in BYONM mode (#34364)
• fix(transpile): preserve newlines after multi-line block comments (#34357)
• fix(types): restore brotli in CompressionFormat for dom/webworker libs (#34349)
• fix(upgrade): zstd-compress bsdiff delta patches (#34354)
• fix: allow --inspect=localhost:0 to resolve hostnames (#34230)
• fix: panic in deno test --parallel (#34378)
• fix: support npm: specifiers in --preload and --import (#34346)
• perf(ext/node): reuse keep-alive timer in node:http server (#34302)