Sync upstream 2025 08

[ariyanki]

Pull Request Type

• ✨ feat
• 🐛 fix
• ♻️ refactor
• 💄 style
• 🔨 chore
• 📝 docs

Relevant Issues

resolves #xxx

What is in this change?

Additional Information

Developer Validations

• I ran yarn lint from the root of the repo & committed changes
• Relevant documentation has been updated
• I have tested my code functionality
• Docker build succeeds locally

[Copilot]

Pull Request Overview

This pull request adds support for three new languages to the frontend localization system. It adds Estonian (et), Latvian (lv), Polish (pl), and Romanian (ro) language support by importing new translation files and registering them in the resources configuration.

• Adds import statements for new language translation files
• Registers new language codes in the resources object for translation system integration
• Updates existing Portuguese translation file with comprehensive new translations
• Includes a normalization utility update to remove invalid translation keys

Reviewed Changes

Copilot reviewed 108 out of 293 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
frontend/src/locales/resources.js	Adds imports and resource entries for Estonian, Latvian, Polish, and Romanian languages
frontend/src/locales/pt_BR/common.js	Extensive update with new Portuguese translations and reorganization
frontend/src/locales/pl/common.js	Complete Polish translation file with 1000+ translated strings
frontend/src/locales/normalizeEn.mjs	Utility update to remove invalid keys from non-English translation files
frontend/src/locales/nl/common.js	Minor updates to Dutch translations with new null placeholders
frontend/src/locales/lv/common.js	Complete Latvian translation file with 1000+ translated strings

---

_{Tip: Customize your code reviews with copilot-instructions.md. Create the file or learn how to get started.
You can also share your feedback on Copilot code review for a chance to win a $100 gift card. Take the survey.}