Platform 25.3 PiT Issues

[ZheSun88]

Blockers

• Dev mode fails on Vaadin 25.3.0-alpha6: package.json pins components to 25.2.4 while core/theme use 25.3.0-alpha6 (Vite TS2882, missing @vaadin/* imports) quarkus#316
• Blank page on Vaadin 25.3.0-alpha6: addon Lit element bundled with untransformed decorators (browser SyntaxError) client-server-addon-template#182
  • same issue can be reproduced with k8s-demo-app and vaadin-showcase
  • the reason is vite 8.1 upgrade, should be workarounded after downgrade the vite versoin to 8.0 in flow
  • duplicated TypeScript decorators in @JsModule add-on .ts files no longer transpiled (browser SyntaxError) after 25.2.2 vite/rolldown bump flow#24982
• PiT 25.3: Production jar fails to start, UnsupportedOperationException in I18NUtil.getJarFile flow#25269

Non Blockers