#7 pip -> uv, CI and deploy updated accordingly

Summary by CodeRabbit

• Chores
  • CI/build pipelines migrated to a unified tool-driven workflow with caching and centralized dependency sync; tests, linters, security scans and docs now run through the new flow.
  • Docker images and compose services share a common base context and invoke runtime through the new toolchain.
  • Packaging modernized and legacy pinned requirements trimmed; container build flow simplified.
• Documentation
  • Docs and CI/CD documentation updated to reflect the new pipeline and build/install process.

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