ReseauEntourage

Generate or update TECH_ARCH.md with Mermaid architecture diagrams for the entourage-job-back NestJS repo. Use when the user asks to "update the architecture", "regenerate TECH_ARCH", "refresh the arch diagram", or when new modules, services or external dependencies have been added.

Generate or update LIBRARIES.md at the root of the entourage-job-back repo to document all npm dependencies in package.json. Use when the user asks to "update libraries", "sync LIBRARIES.md", "update the library doc", or when package.json has changed.