feat(curriculum): add working with express theory block by majestic-owl448 · Pull Request #66215

feat(curriculum): add working with express theory block by majestic-owl448 · Pull Request #66215 · freeCodeCamp/freeCodeCamp

Lessons, Challenges, Projects and other Curricular Content in curriculum directory.

UI side of the client application that needs familiarity with React, Gatsby etc.

language translation/internationalization. Often combined with language type label

labels

…nto feat-add-working-with-exress-lessons

…th-exress-lessons

# Conflicts:
#	client/i18n/locales/english/intro.json

Co-authored-by: Sem Bauke <sem@freecodecamp.org>

…rking-with-express

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>