TypeScript 7 RC, a Bun-like DX for Node.js, and k8s in the Browser | News | Ep 72

News for the week of June 15, 2026: TypeScript 7 RC, Astro 7, Babel 8, React Router 8, and a new Bun-like DX for Node.js. From the community: k8s simulated in the browser, relocating rigor, and which frameworks cost the most tokens.Sponsored by Excalibur.jsExcalibur.js is the free and open source friendly TypeScript 2D game engine for the web. Learn to make web games with TypeScript or JavaScript! Excalibur comes out-of-the-box with everything you need, like physics, sprites, animations, sound effects, and first-party plugins for popular 2D gamedev tools.Homepage and Docs: https://excaliburjs.comMake Your First Game in 10 MinutesJoin the Discord: https://discord.gg/9UemP985UyChapters(00:00) - Welcome to the Show (05:13) - News: TypeScript 7 RC Announcement (07:32) - News: nub, Bun-like DX on Top of Stock Node.js (10:51) - News: React Compiler Rust Rewrite Rolling Out (12:18) - News: Astro 7, Faster Than Ever (13:31) - News: React Router 8, a Big Boring Release (In a Good Way) (14:55) - News: Babel 8, ESM-only, Separate Polyfill Injection (18:14) - News: Localized Time Element HTML Proposal (19:43) - News: Chrome Third-party DevTools Integration for Agents (22:20) - Security: Node.js Patched for High Severity CVEs (23:56) - Security: Over 140 Mastra npm Packages Compromised (25:47) - Security: GH Actions Will Now Block pull_request_target (26:42) - Security: npm Malware is Trying to Thwart AI Scanners with Prompt Injection (30:10) - Security: Socket MCP Server Update (30:33) - Library Watch: Mastro.js Now with Zero Deps (31:01) - Library Watch: MapKit.js 6 for Embedding Apple Maps (31:24) - Library Watch: Monogatari 2.8, Visual Novel Engine in TS (32:51) - Community: Addy Osmani on Agentic Code Reviews (36:59) - Community: Relocating Rigor by Chad Fowler (42:08) - Community: Generating Endless "I Spy" from Wikipedia by Neal Agarwal (42:40) - Community: Webernetes, k8s in the Browser by Sam Rose (43:42) - Community: Josh Goldberg on JS Tooling, Future of Web Dev (44:01) - Community: Evan You on Joining Cloudflare by Red Monk (44:22) - Community: ShopTalk on TypeScript Complaints (46:28) - Community: The Token Cost of Frameworks by Andrey Kucherenko (49:33) - Community: Is It Worth Learning to Code in 2026? by Lost Relic Games (51:07) - Bleet of the Week (53:22) - Cool Link: Making a Brick Tower Using Shaders (54:50) - Cool Link: Words of Radiance by Brandon Sanderson (55:44) - The Minnesota Long Goodbye NewsTypescript: Announcing TypeScript 7.0 RC Nub: A bun-like DX on top of Node.jsReact: New React Compiler in Rust rolling outAstro: Astro 7.0 is out! React Router: React Router v8 release Babel 8: Releasing Babel 8 today: ESM-only, drop ES5 default, and a smooth migration path TC39: Localized &lt;time&gt; elementChrome: Introducing third-party developer tools for Chrome DevTools for agents Node: Thursday, June 18, 2026 Security Releases Socket.dev Mastra  package compromise GH blocking pull_request_targetNPM malware using prompt injection <a href="https://